try removing setuptools install?

Author: MarcoGorelli

.github/workflows/python-dev.yml

@@ -72,7 +72,7 @@ jobs:
     - name: Install dependencies
       run: |
         python --version
-        python -m pip install --upgrade pip setuptools wheel
+        python -m pip install --upgrade pip
         python -m pip install -i https://pypi.anaconda.org/scipy-wheels-nightly/simple numpy
         python -m pip install git+https://github.com/nedbat/coveragepy.git
         python -m pip install versioneer[toml]