Bump docker/build-push-action from 4.1.1 to 6.9.0 (#226)

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 4.1.1 to 6.9.0.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v4.1.1...v6.9.0)

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

.github/workflows/publish_docker.yml

@@ -34,7 +34,7 @@ jobs:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
 
       - name: Build and push Docker image
-        uses: docker/build-push-action@v4.1.1
+        uses: docker/build-push-action@v6.9.0
         with:
           context: .
           push: true