Consistent artifact version

Author: tnipen

.github/workflows/package.yml

@@ -80,7 +80,7 @@ jobs:
           CIBW_TEST_COMMAND: >
               python {project}/tests/check_installation.py
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: wheels
           path: ./wheelhouse/*.whl