chore(deps): bump docker/bake-action from 5 to 6

Bumps [docker/bake-action](https://github.com/docker/bake-action) from 5 to 6.
- [Release notes](https://github.com/docker/bake-action/releases)
- [Commits](docker/bake-action@v5...v6)

---
updated-dependencies:
- dependency-name: docker/bake-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/test.yaml

@@ -47,14 +47,14 @@ jobs:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
           password: ${{ secrets.GITHUB_TOKEN }}
-      - uses: docker/bake-action@v5
+      - uses: docker/bake-action@v6
         if: ${{ startsWith(github.ref, 'refs/tags/v') }}
         env:
           TAG: ${{ github.ref_name }}
         with:
           push: true
           files: 'build/package/docker-bake.json'
-      - uses: docker/bake-action@v5
+      - uses: docker/bake-action@v6
         if: ${{ !startsWith(github.ref, 'refs/tags/v') }}
         with:
           push: true