deps: 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/cache-factory.yml

@@ -18,7 +18,7 @@ jobs:
   make_stable_rust_cache:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: dtolnay/rust-toolchain@stable
 

.github/workflows/cargo-audit.yml

@@ -8,7 +8,7 @@ jobs:
   audit:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions-rs/audit-check@v1
         with:
           token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/ci.yml

@@ -28,7 +28,7 @@ jobs:
     env:
       CRATE: ${{ matrix.crate }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
@@ -104,7 +104,7 @@ jobs:
     name: Run all WASM tests
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: dtolnay/rust-toolchain@stable
         with:
@@ -137,7 +137,7 @@ jobs:
             os: windows-latest
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: dtolnay/rust-toolchain@stable
         with:
@@ -156,7 +156,7 @@ jobs:
     name: Compile with MSRV
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Extract MSRV from workspace manifest
         shell: bash
@@ -184,7 +184,7 @@ jobs:
         include:
           - features: "mdns tcp dns tokio"
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: dtolnay/rust-toolchain@stable
 
@@ -201,7 +201,7 @@ jobs:
     name: Check rustdoc intra-doc links
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: dtolnay/rust-toolchain@stable
 
@@ -224,7 +224,7 @@ jobs:
           beta,
         ]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: dtolnay/rust-toolchain@master
         with:
@@ -243,7 +243,7 @@ jobs:
     name: IPFS Integration tests
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: dtolnay/rust-toolchain@stable
 
@@ -262,7 +262,7 @@ jobs:
   examples:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: dtolnay/rust-toolchain@stable
 
@@ -302,14 +302,14 @@ jobs:
       # https://github.com/obi1kenobi/cargo-semver-checks/issues/589
       RUSTFLAGS: ''
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: obi1kenobi/cargo-semver-checks-action@v2
       - run: cargo semver-checks
 
   rustfmt:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: dtolnay/rust-toolchain@nightly
         with:
@@ -323,7 +323,7 @@ jobs:
   manifest_lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: dtolnay/rust-toolchain@stable
 
@@ -344,7 +344,7 @@ jobs:
     outputs:
       members: ${{ steps.cargo-metadata.outputs.members }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: dtolnay/rust-toolchain@stable
 
@@ -357,7 +357,7 @@ jobs:
     name: Check for changes in proto files
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: Swatinem/rust-cache@779680da715d629ac1d338a641029a2f4372abb5 # v2.8.2
 
@@ -384,14 +384,14 @@ jobs:
     name: Ensure that `Cargo.lock` is up-to-date
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: Swatinem/rust-cache@779680da715d629ac1d338a641029a2f4372abb5 # v2.8.2
       - run: cargo metadata --locked --format-version=1 > /dev/null
 
   cargo-deny:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: EmbarkStudios/cargo-deny-action@v2
       with:
         command: check advisories bans licenses sources

.github/workflows/docker-image.yml

@@ -11,7 +11,7 @@ jobs:
   server:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: docker/login-action@v3
         with:

.github/workflows/docs.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout 
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
     - name: Install nightly toolchain
       run: rustup toolchain install nightly 
     - name: Build Documentation

.github/workflows/interop-test.yml

@@ -18,7 +18,7 @@ jobs:
       matrix:
         flavour: [chromium, native]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: docker/setup-buildx-action@v3
 
@@ -47,7 +47,7 @@ jobs:
     if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository
     runs-on: ${{ fromJSON(github.repository == 'libp2p/rust-libp2p' && '["self-hosted", "linux", "x64", "4xlarge"]' || '"ubuntu-latest"') }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: docker/setup-buildx-action@v3
       - name: Build image
         run: docker buildx build --load -t rust-libp2p-head . -f hole-punching-tests/Dockerfile