Fix .isin Considers "1" and 1 equal
- [X ] ref #34125
- [X ] tests added / passed
- [X ] passes `black pandas`
- [X ] passes `git diff upstream/master -u -- "*.py" | flake8 --diff`
- [ ] whatsnew entry
thanks @gabrielvf1  So this one just has the tests, but the bug is still present on master? > So this one just has the tests, but the bug is still present on master?

Yes, I tried to solve but the way I made it was not right enough