fix: attempt to make GitHub Actions work #3

Author: heitorlessa

.github/workflows/pythonpackage.yml

@@ -29,7 +29,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies
         run: |
-          python -m pip install --upgrade pip
+          python -m pip install --upgrade pip pipenv
           make dev
         working-directory: ./python/
       - name: Formatting and Linting