Support Never callables in plugins

I don't know how to test this.

Author: A5rocks

mypy/checker.py

@@ -711,7 +711,7 @@ def extract_callable_type(self, inner_type: Type | None, ctx: Context) -> Callab
         """Get type as seen by an overload item caller."""
         inner_type = get_proper_type(inner_type)
         outer_type: FunctionLike | None = None
-        if inner_type is None or isinstance(inner_type, AnyType):
+        if inner_type is None or isinstance(inner_type, (AnyType, UninhabitedType)):
             return None
         if isinstance(inner_type, TypeVarLikeType):
             inner_type = get_proper_type(inner_type.upper_bound)