Install setuptools in Release workflow

Author: dmohns

.github/workflows/release-publish-pypi.yml

@@ -23,6 +23,11 @@ jobs:
         with:
           python-version: 3.x
 
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt
+
       - name: Generate package distribution
         run: python3 setup.py sdist