Merge pull request #41 from netz39/dependabot/github_actions/docker/setup-buildx-action-4

Bump docker/setup-buildx-action from 3 to 4

Author: penguineer

.github/workflows/docker-image.yml

@@ -48,7 +48,7 @@ jobs:
         uses: docker/setup-qemu-action@v3
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
 
       - name: Login to DockerHub
         if: github.event_name != 'pull_request'