Update git add

.github/workflows/render_and_update_readme.yml

@@ -47,6 +47,7 @@ jobs:
         run: |
           git config --global user.name "GitHub Actions"
           git config --global user.email "[email protected]"
-          git add notebooks/screenshots README.md
+          git add notebooks/screenshots 
+          git add notebooks/README.md
           git commit -m "Auto update README with new files and screenshots"
           git push