Attempt to fix dockerhub overwriting architectures, see docker/build-push-action#1039.

Author: Kasper Peeters

.github/workflows/docker.yml

@@ -61,7 +61,7 @@ jobs:
 #${{ github.ref == 'master' }}
         labels: ${{ steps.meta.outputs.labels }}
         tags:   kpeeters/cadabra2-jupyter:latest
-        outputs: type=docker
+#        outputs: type=docker
 
 #     - name: Upload artifact to github assets
 #       uses: actions/upload-artifact@main