add special requirements to deploy install

Author: Nathaniel Saul

.github/workflows/python-publish.yml

@@ -20,6 +20,8 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
+        pip install Cython
+        pip install ripser
         pip install setuptools wheel twine
     - name: Build and publish
       env: