Merge pull request #17 from actinia-org/renovate/docker-setup-buildx-…

…action-3.x

Update docker/setup-buildx-action action to v3

.github/workflows/test.yml

@@ -40,7 +40,7 @@ jobs:
       # with:
       #   path: "."
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v1
+      uses: docker/setup-buildx-action@v3
     - name: Replace run only unittest command
       run: |
         sed -i "s+# RUN make test+RUN make unittest+g" docker/actinia-parallel-plugin-test/Dockerfile