Merge pull request #1727 from EliahKagan/yield-comment

Remove obsolete note in _iter_packed_refs

Author: Byron

Diff for: git/refs/symbolic.py

@@ -149,10 +149,6 @@ def _iter_packed_refs(cls, repo: "Repo") -> Iterator[Tuple[str, str]]:
         except OSError:
             return None
         # END no packed-refs file handling
-        # NOTE: Had try-finally block around here to close the fp,
-        # but some python version wouldn't allow yields within that.
-        # I believe files are closing themselves on destruction, so it is
-        # alright.
 
     @classmethod
     def dereference_recursive(cls, repo: "Repo", ref_path: Union[PathLike, None]) -> str: