remove FrozenList, type Grouper (#1401)

Author: MarcoGorelli

pandas-stubs/api/typing/__init__.pyi

@@ -2,7 +2,6 @@ from pandas.core.groupby import (
     DataFrameGroupBy as DataFrameGroupBy,
     SeriesGroupBy as SeriesGroupBy,
 )
-from pandas.core.indexes.frozen import FrozenList as FrozenList
 from pandas.core.resample import (
     DatetimeIndexResamplerGroupby as DatetimeIndexResamplerGroupby,
     PeriodIndexResamplerGroupby as PeriodIndexResamplerGroupby,

pandas-stubs/core/groupby/grouper.pyi

@@ -3,6 +3,7 @@ from collections.abc import (
     Iterator,
 )
 from typing import (
+    Any,
     final,
     overload,
 )
@@ -47,7 +48,7 @@ class Grouper:
         dropna: bool = ...,
     ) -> Self: ...
     @overload
-    def __new__(cls, *args, freq: Frequency, **kwargs) -> TimeGrouper: ...
+    def __new__(cls, *args: Any, freq: Frequency, **kwargs: Any) -> TimeGrouper: ...
     @final
     def __repr__(self) -> str: ...  # noqa: PYI029 __repr__ here is final