Bump actions/checkout from 4 to 5

Bumps [actions/checkout](https://github.com/actions/checkout) from 4 to 5.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4...v5)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/commit-sign.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Write GitHub context to log
         env:
           GITHUB_CONTEXT: ${{ toJSON(github) }}
@@ -28,7 +28,7 @@ jobs:
           echo "${{ github.sha }}" >> shas.txt
 
       # # UNSIGNED COMMIT # #
-      # - uses: actions/checkout@v4
+      # - uses: actions/checkout@v5
       #   with:
       #     token: ${{ steps.app-token.outputs.token }}
       #     repository: joshjohanning-org/commit-sign-app-other-repo