[TMP] ci: it now needs setuptools but not in #42? Why?

Author: darosior

.github/workflows/python-package.yml

@@ -63,7 +63,7 @@ jobs:
     - name: Testing with Coincurve ${{ matrix.coincurve-version }}
       run: |
         python -m pip install --upgrade pip
-        pip install pytest
+        pip install pytest setuptools
         pip install -r requirements.txt -r tests/requirements.txt
         pip install -I coincurve==${{ matrix.coincurve-version }}
         python setup.py install