Keep typing information after functools.wraps() (#4743)

Author: Dreamsorcerer

stdlib/3/functools.pyi

@@ -56,9 +56,7 @@ WRAPPER_ASSIGNMENTS: Sequence[str]
 WRAPPER_UPDATES: Sequence[str]
 
 def update_wrapper(wrapper: _T, wrapped: _AnyCallable, assigned: Sequence[str] = ..., updated: Sequence[str] = ...) -> _T: ...
-def wraps(
-    wrapped: _AnyCallable, assigned: Sequence[str] = ..., updated: Sequence[str] = ...
-) -> Callable[[_AnyCallable], _AnyCallable]: ...
+def wraps(wrapped: _AnyCallable, assigned: Sequence[str] = ..., updated: Sequence[str] = ...) -> Callable[[_T], _T]: ...
 def total_ordering(cls: Type[_T]) -> Type[_T]: ...
 def cmp_to_key(mycmp: Callable[[_T, _T], int]) -> Callable[[_T], SupportsLessThan]: ...