fix(build): enable xwidgets on ns build

Author: declantsien

.github/workflows/emacsng.yml

@@ -24,7 +24,7 @@ jobs:
       os: macos-11
       git_ref: master
       git_sha: ${{ github.event.inputs.git_sha }}
-      build_args: --native-comp
+      build_args: --native-comp --xwidgets
     secrets:
       APPLE_DEVELOPER_CERTIFICATE_P12_BASE64: ${{ secrets.APPLE_DEVELOPER_CERTIFICATE_P12_BASE64 }}
       APPLE_DEVELOPER_CERTIFICATE_PASSWORD: ${{ secrets.APPLE_DEVELOPER_CERTIFICATE_PASSWORD }}