install with the gh extra for yak publishing

Author: chenkasirer

.github/workflows/yak_publish.yml

@@ -38,7 +38,7 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install -e .[dev]
+        pip install -e .[gh]
 
     - name: Create CPython Grasshopper user objects
       run: |