Bump docker/build-push-action from 6.5.0 to 6.6.1

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: dependabot[bot] <support@github.com>

.github/workflows/docker-build.yml

@@ -98,7 +98,7 @@ jobs:
 
       - name: TEST - Build image
         id: build_image
-        uses: docker/build-push-action@5176d81f87c23d6fc96624dfdbcd9f3830bbe445 # v6.5.0
+        uses: docker/build-push-action@16ebe778df0e7752d2cfcbd924afdbbd89c1a755 # v6.6.1
         env:
           PLATFORMS: "linux/amd64,linux/arm64"
           VALIDATOR_DOCKERFILE: docker/Dockerfile