DOC: fix DataFrame.plot docstrings errors PR09,PR08
this is related to #28702
also fix a few formatting issues
related to default arguments
and argument ordering

- [x] tests added / passed
- [x] passes `black pandas`
@josibake do you mind merging master and fixing the conflicts. This is ready to be merged when you do. Thanks! @josibake looks about ready, can you rebase @josibake pls rebase Closing as stale.  Feel free to re-open if you want to continue here.