Bump actions/checkout from 3 to 4 (#83)

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3...v4)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/publish.yml

@@ -66,7 +66,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v2
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Build
         uses: docker/bake-action@v3

.github/workflows/test_build.yml

@@ -24,7 +24,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v2
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Bake ${{ matrix.buildType }}-${{ matrix.buildArch }}
         uses: docker/bake-action@v3