Adjust Platforms

Author: Ed Kingscote

.github/workflows/release.yml

@@ -140,7 +140,7 @@ jobs:
         uses: docker/build-push-action@v2
         with:
           builder: ${{ steps.buildx.outputs.name }}
-          platforms: linux/386,linux/amd64,linux/arm/v6,linux/arm/v7,linux/arm64,linux/ppc64le,linux/s390x
+          platforms: linux/386,linux/amd64,linux/arm/v6,linux/arm/v7,linux/arm64
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.prep.outputs.tags }}
           cache-from: type=local,src=/tmp/.buildx-cache