sparse co fix

Author: rtobar

.github/workflows/pr-comment.yml

@@ -18,6 +18,7 @@ jobs:
         with:
           ref: ${{ github.event.pull_request.head.sha }}
           persist-credentials: false
+          submodules: 'true'
       - name: Preparar Python v3.13
         uses: actions/setup-python@v5
         with:
@@ -28,10 +29,13 @@ jobs:
       - uses: actions/checkout@v4
         with:
           path: base-branch
+          submodules: 'true'
           sparse-checkout-cone-mode: false
           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