Try matching how bdist_wheel is built locally.

.github/workflows/pypi_upload.yml

@@ -38,18 +38,18 @@ jobs:
         draft: false
         prerelease: false
 
-    - name: Set up Python 3.9
+    - name: Set up Python 3.10
       uses: actions/setup-python@v4
       with:
-        python-version: 3.9
+        python-version: "3.10"
 
     - name: Install dependencies
       run: |
         python -m pip install --upgrade --upgrade-strategy=eager pip setuptools wheel twine
-        python -m pip install .
+        python -m pip install -e . --upgrade
         python -m pipenv install --dev
       env:
-        PIPENV_DEFAULT_PYTHON_VERSION: "3.9"
+        PIPENV_DEFAULT_PYTHON_VERSION: "3.10"
 
     - name: Build wheels
       run: |