Bump actions/checkout from 5 to 6

Bumps [actions/checkout](https://github.com/actions/checkout) from 5 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v5...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/codeql.yml

@@ -23,7 +23,7 @@ jobs:
           - cpp
           - python
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: recursive
       - name: Setup environment

.github/workflows/docker.yml

@@ -23,7 +23,7 @@ jobs:
 
     steps:
       - name: Check out code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3

.github/workflows/mac.yml

@@ -11,7 +11,7 @@ jobs:
       matrix:
         build_type: [Release, Debug]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: recursive
       - name: Install Xcode
@@ -53,7 +53,7 @@ jobs:
       - clang-build
     runs-on: macOS-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install Xcode
         uses: maxim-lobanov/setup-xcode@v1
         with:
@@ -84,7 +84,7 @@ jobs:
       - clang-test
     runs-on: macOS-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install Xcode
         uses: maxim-lobanov/setup-xcode@v1
         with:

.github/workflows/openssf-scorecard.yml

@@ -17,7 +17,7 @@ jobs:
       id-token: write
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           persist-credentials: false
       - name: Run analysis

.github/workflows/pages.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Install Doxygen
         run: |
           sudo apt-get update
@@ -32,7 +32,7 @@ jobs:
       - build-doxygen-xml
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
@@ -72,7 +72,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:

.github/workflows/perf.yml

@@ -14,7 +14,7 @@ jobs:
         username: ${{ github.actor }}
         password: ${{ secrets.GITHUB_TOKEN }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Setup environment
         run: |
           python3 -m pip install -r requirements.txt --break-system-packages --ignore-installed
@@ -45,7 +45,7 @@ jobs:
   macos-clang-build-perf-stats:
     runs-on: macOS-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install Xcode
         uses: maxim-lobanov/setup-xcode@v1
         with:

.github/workflows/pre-commit.yml

@@ -16,7 +16,7 @@ jobs:
         username: ${{ github.actor }}
         password: ${{ secrets.GITHUB_TOKEN }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: recursive
           fetch-depth: 0

.github/workflows/static-analysis-pr.yml

@@ -32,7 +32,7 @@ jobs:
         username: ${{ github.actor }}
         password: ${{ secrets.GITHUB_TOKEN }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: recursive
           fetch-depth: 0
@@ -81,7 +81,7 @@ jobs:
         username: ${{ github.actor }}
         password: ${{ secrets.GITHUB_TOKEN }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: recursive
           fetch-depth: 0
@@ -123,7 +123,7 @@ jobs:
   nolint-check:
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Search for linter suppression markers
         run: |
           export BASE_REF=${{ github.event.pull_request.base.ref }}

.github/workflows/ubuntu.yml

@@ -18,7 +18,7 @@ jobs:
         os: ["ubuntu-24.04", "ubuntu-24.04-arm"]
         build_type: [Release, Debug]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: recursive
       - name: ccache
@@ -71,7 +71,7 @@ jobs:
       matrix:
         os: ["ubuntu-24.04", "ubuntu-24.04-arm"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Download installed package
         uses: actions/download-artifact@v6
         with:
@@ -103,7 +103,7 @@ jobs:
       matrix:
         os: ["ubuntu-24.04", "ubuntu-24.04-arm"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Download installed package
         uses: actions/download-artifact@v6
         with:
@@ -127,7 +127,7 @@ jobs:
       matrix:
         os: ["ubuntu-24.04", "ubuntu-24.04-arm"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: recursive
       - name: ccache
@@ -172,7 +172,7 @@ jobs:
       matrix:
         os: ["ubuntu-24.04", "ubuntu-24.04-arm"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Download installed package
         uses: actions/download-artifact@v6
         with:
@@ -204,7 +204,7 @@ jobs:
       matrix:
         os: ["ubuntu-24.04", "ubuntu-24.04-arm"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Download installed package
         uses: actions/download-artifact@v6
         with:
@@ -230,7 +230,7 @@ jobs:
       matrix:
         os: ["ubuntu-24.04"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: recursive
       - name: ccache
@@ -277,7 +277,7 @@ jobs:
       matrix:
         os: ["ubuntu-24.04"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Download installed package
         uses: actions/download-artifact@v6
         with:
@@ -315,7 +315,7 @@ jobs:
       matrix:
         os: ["ubuntu-24.04"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Download installed package
         uses: actions/download-artifact@v6
         with:
@@ -345,7 +345,7 @@ jobs:
         username: ${{ github.actor }}
         password: ${{ secrets.GITHUB_TOKEN }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: recursive
       - name: ccache

.github/workflows/update-pre-commit.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Update pre-commit hooks
         uses: ./.github/actions/update-precommit
         with: