sparse co fix

Author: rtobar

.github/workflows/pr-comment.yml

@@ -32,6 +32,8 @@ jobs:
           sparse-checkout: |
             requirements.txt
             scripts/list_missing_entries.py
+            cpython/Doc/requirements.txt
+            cpython/Doc/constraints.txt
       - name: Instalar dependencias
         run: |
           python -m pip install -r base-branch/requirements.txt