migrate arvr to ruff

Summary:
Formats the covered files with pyfmt.

ruff_dog

Reviewed By: tpolasek

Differential Revision: D66856389

fbshipit-source-id: 7d2b2211e0dcb18d80cb151ab0a4529adf9eb1e8

pyvrs/utils.py

@@ -105,7 +105,7 @@ def _unique_string_for_key(name: str, type_: str, dict_: Mapping[str, Any]) -> s
 
 
 def stringify_metadata_keys(
-    metadata_dict: Dict[Tuple[str, str], Any]
+    metadata_dict: Dict[Tuple[str, str], Any],
 ) -> Dict[str, Any]:
     r"""remove unambiguous types from metadata dicts. If the type is overloaded, converts to a
     key<type> string representation."""