EHN: add same value count for skew & kurt
REF:
* https://github.com/pandas-dev/pandas/pull/46431#issuecomment-1092391777
* https://github.com/pandas-dev/pandas/pull/46431#issuecomment-1093798927

- [ ] closes #xxxx (Replace xxxx with the Github issue number)
- [x] [Tests added and passed](https://pandas.pydata.org/pandas-docs/dev/development/contributing_codebase.html#writing-tests) if fixing a bug or adding a new feature
- [x] All [code checks passed](https://pandas.pydata.org/pandas-docs/dev/development/contributing_codebase.html#pre-commit).
- [x] Added an entry in the latest `doc/source/whatsnew/vX.X.X.rst` file if fixing a bug or adding a new feature.

@auderson can you merge master here merged There appears to be a bug in the main branch.
### Update
@jreback  All passed finally！ Thanks again @auderson! (Failure unrelated) > Thanks again @auderson! (Failure unrelated)

My pleasure
