Fix .git permissions

Author: geekzter

.github/workflows/docs.yml

@@ -32,11 +32,14 @@ jobs:
         output-format: markdown table
         git-push: false
 
+    - name: Fix .git permissions
+      # Fix "error: insufficient permission for adding an object to repository database .git/objects"
+      run: sudo chmod -R ugo+rwX .git
+    
     - name: Commit changes
       run: |
         git config user.name github-actions
         git config user.email github-actions@github.com
-        sudo chmod -R ugo+rwX .git
         git add graph.png
         git add README.md
         git diff-index --quiet HEAD || git commit -m "Update docs"