remove commented code

src/pip/_internal/operations/prepare.py

@@ -534,7 +534,6 @@ def prepare_linked_requirements_more(
     ) -> None:
         """Prepare linked requirements more, if needed."""
         partially_downloaded_reqs: List[InstallRequirement] = []
-        # reqs = [req for req in reqs if req.needs_more_preparation]
         for req in reqs:
             if req.is_concrete:
                 continue