ci: Simplify generator call & re-enable check verifying wrappers are generated on macOS

Author: jcfr

.github/workflows/build.yml

@@ -257,18 +257,16 @@ jobs:
       if: ${{ contains(matrix.configuration, 'release') }}
       run: |
         cd generator
-        # workaround to allow to find the Qt include dirs for installed standard qt packages
         UBSAN_OPTIONS="halt_on_error=1" ASAN_OPTIONS="detect_leaks=0:detect_stack_use_after_return=1:fast_unwind_on_malloc=0" \
-        QTDIR=-UNDEFINED- ./pythonqt_generator --qt-version=${{ steps.versions.outputs.QT_VERSION_FULL }} --include-paths=$QT_ROOT_DIR/lib
+        ./pythonqt_generator
 
     - name: Upload Wrappers
       if: ${{ contains(matrix.configuration, 'release') }}
       uses: actions/upload-artifact@v4
       with:
         name: wrappers_macos${{ steps.versions.outputs.MACOS_VERSION_SHORT }}_qt${{ steps.versions.outputs.QT_VERSION_SHORT }}
         path: generated_cpp
-        # comment in after #276 is fixed
-        # if-no-files-found: error
+        if-no-files-found: error
 
   windows:
     strategy: