Disable github registry push for now

Author: rbotha78

.github/workflows/build.yml

@@ -35,6 +35,6 @@ jobs:
         uses: docker/build-push-action@v5
         with:
           platforms: linux/amd64,linux/arm64
-          push: ${{ github.event_name != 'pull_request' }}
+          push: false
           tags: ${{ steps.metadata.outputs.tags }}
           labels: ${{ steps.metadata.outputs.labels }}