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/release.yml

@@ -33,7 +33,7 @@ jobs:
       BUILD_GROUP: ${{ matrix.build-group }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: recursive
       - name: Set up node
@@ -63,7 +63,7 @@ jobs:
     name: Release
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Download artifacts
         uses: actions/download-artifact@v4
         with:

.github/workflows/smoke.yml

@@ -35,7 +35,7 @@ jobs:
       BUILD_GROUP: ${{ matrix.build-group }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: recursive
       - name: Set up node

.github/workflows/test.yml

@@ -16,7 +16,7 @@ jobs:
     name: ${{ matrix.os }} / Node ${{ matrix.node }} ${{ matrix.arch }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: recursive
       - name: Use node ${{ matrix.node }}