TYP: overriding of final methods
pyright says that a few methods that are marked with `typing.Final` are overridden:

```
pandas/core/frame.py:4552:9 - error: Method "_reindex_axes" cannot override final method defined in class "NDFrame"
pandas/core/frame.py:10727:9 - error: Method "mask" cannot override final method defined in class "NDFrame"
pandas/core/series.py:5446:9 - error: Method "mask" cannot override final method defined in class "NDFrame"
pandas/core/groupby/generic.py:676:9 - error: Method "describe" cannot override final method defined in class "GroupBy"
pandas/core/groupby/generic.py:856:9 - error: Method "pct_change" cannot override final method defined in class "GroupBy"
```