Revert "Bump docker/build-push-action from 5.4.0 to 6.2.0 (#44)" (#45)

This reverts commit fc1692d.

.github/workflows/docker-publish.yml

@@ -83,7 +83,7 @@ jobs:
       # https://github.com/docker/build-push-action
       - name: Build and push Docker image
         id: build-and-push
-        uses: docker/build-push-action@15560696de535e4014efeff63c48f16952e52dd1 # v6.2.0
+        uses: docker/build-push-action@ca052bb54ab0790a636c9b5f226502c73d547a25 # v5.4.0
         with:
           context: .
           push: ${{ github.event_name != 'pull_request' }}