chore(deps): bump docker/build-push-action from 3 to 6

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 3 to 6.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v3...v6)

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

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

.github/workflows/container.yml

@@ -47,7 +47,7 @@ jobs:
             -   name: Set up env
                 run: echo "repository_owner=${GITHUB_REPOSITORY_OWNER,,}" >>${GITHUB_ENV}
             -   name: Build and Push Container
-                uses: docker/build-push-action@v3
+                uses: docker/build-push-action@v6
                 with:
                     file: test/container/${{ matrix.config.dockerfile }}
                     tags: ghcr.io/${{env.repository_owner}}/${{ matrix.config.tag }}