removing unsupported arm32v7 platform

.github/workflows/publish.yml

@@ -93,7 +93,7 @@ jobs:
         with:
           context: .
           file: ./release.dockerfile
-          platforms: linux/amd64,linux/arm64, linux/arm32v7
+          platforms: linux/amd64,linux/arm64
           push: true
           tags: ${{ steps.prep.outputs.tags }}
           build-args: VERSION=${{ steps.prep.outputs.version }}