Merge pull request #905 from benphelps/dependabot/github_actions/docker/build-push-action-4

Bump docker/build-push-action from 3 to 4

.github/workflows/docker-publish.yml

@@ -88,7 +88,7 @@ jobs:
       # https://github.com/docker/build-push-action
       - name: Build and push Docker image
         id: build-and-push
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@v4
         with:
           context: .
           push: ${{ github.event_name != 'pull_request' }}