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] <support@github.com>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -24,7 +24,7 @@ jobs:
       versions: ${{ steps.get_versions.outputs.versions }}
       need_ci: ${{ (steps.preflight.outputs.need_ci == 'true') || (steps.preflight.outputs.need_image == 'true') }}
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         show-progress: false
     - id: get_versions

.github/workflows/codeql-analysis.yml

@@ -27,7 +27,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           show-progress: false
 

.github/workflows/lint.yml

@@ -14,7 +14,7 @@ jobs:
       image_base: ${{ steps.details.outputs.image_base }}
       need_lint: ${{ steps.preflight.outputs.need_lint == 'true' }}
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         show-progress: false
     - id: details
@@ -33,7 +33,7 @@ jobs:
     container:
       image: ${{ needs.preflight.outputs.image_base }}:main
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         show-progress: false
     - uses: kpfleming/composite-actions/lint-hatch@v3

.github/workflows/pypi-package.yml

@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-24.04-arm
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
           show-progress: false

.github/workflows/test.yml

@@ -21,7 +21,7 @@ jobs:
     container:
       image: ${{ inputs.image }}
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         show-progress: false
     - name: build wheel