chore(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/packages-scheduled-update.yml

@@ -11,7 +11,7 @@ jobs:
     outputs:
       matrix: ${{ steps.dockerfiles.outputs.matrix }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - id: dockerfiles
         run: echo "matrix=$(ls dockerfiles/ | jq -R -s -c 'split("\n")[:-1]')" >> $GITHUB_OUTPUT
 
@@ -26,7 +26,7 @@ jobs:
         image: ${{ fromJson(needs.list-dockerfiles.outputs.matrix) }}
     steps:
       - name: checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3

.github/workflows/packages.yml

@@ -16,7 +16,7 @@ jobs:
       dockerfiles_changed: ${{ steps.filter.outputs.dockerfiles }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - uses: dorny/paths-filter@v3
         id: filter
         with:
@@ -40,7 +40,7 @@ jobs:
         image: ${{ fromJson(needs.changes.outputs.dockerfiles) }}
     steps:
       - name: checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3