Update actions/setup-node action to v6

Author: renovate[bot]

.github/workflows/CI.yml

@@ -98,7 +98,7 @@ jobs:
       - uses: pnpm/action-setup@v4
         with:
           version: latest
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         if: ${{ !matrix.settings.docker }}
         with:
           node-version: 24
@@ -191,7 +191,7 @@ jobs:
       - uses: pnpm/action-setup@v4
         with:
           version: latest
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
           node-version: ${{ matrix.node }}
           architecture: ${{ matrix.settings.architecture }}
@@ -262,7 +262,7 @@ jobs:
         with:
           version: latest
       - name: Setup node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: ${{ matrix.node }}
           architecture: ${{ matrix.settings.architecture }}
@@ -354,7 +354,7 @@ jobs:
       - uses: pnpm/action-setup@v4
         with:
           version: latest
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
           node-version: 20
           registry-url: 'https://registry.npmjs.org'

.github/workflows/lint.yml

@@ -29,7 +29,7 @@ jobs:
         with:
           version: 10
       - name: Setup node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: 22
           cache: pnpm