Merge pull request #5 from codebytes/dependabot/github_actions/docker/build-push-action-4

Bump docker/build-push-action from 2 to 4

.github/workflows/docker-image.yml

@@ -29,7 +29,7 @@ jobs:
         username: ${{ secrets.DOCKER_USERNAME }}
         password: ${{ secrets.DOCKER_TOKEN }}
     - name: Build and push
-      uses: docker/build-push-action@v2
+      uses: docker/build-push-action@v4
       with:
         context: container-example
         push: true