chore: fix docker build

.github/workflows/release.yaml

@@ -80,7 +80,6 @@ jobs:
           context: .
           file: ./proxyd/Dockerfile
           builder: ${{ steps.docker-builder.outputs.name }}
-          target: app
           push: ${{ github.event_name != 'pull_request' }}
           # push: true
           provenance: false