ci: build source dist with wheels (for real?)

Author: dhdaines

.github/workflows/build_wheels.yml

@@ -23,6 +23,6 @@ jobs:
 
       - uses: actions/upload-artifact@v3
         with:
-          paths:
-            - ./wheelhouse/*.whl
-            - ./dist/*.tar.gz
+          path: |
+            ./wheelhouse/*.whl
+            ./dist/*.tar.gz