Bump docker/build-push-action from 6.5.0 to 6.6.1 (#129)

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 6.5.0 to 6.6.1.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@5176d81...16ebe77)

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

Signed-off-by: Martijn Pepping <martijn.pepping@automiq.nl>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/container-publish.yml

@@ -72,7 +72,7 @@ jobs:
       # Build and push Docker image with Buildx (don't push on PR)
       # https://github.com/docker/build-push-action
       - name: Build and push Docker image
-        uses: docker/build-push-action@5176d81f87c23d6fc96624dfdbcd9f3830bbe445
+        uses: docker/build-push-action@16ebe778df0e7752d2cfcbd924afdbbd89c1a755
         with:
           context: .
           push: ${{ github.event_name != 'pull_request' }}