DOC: Cheatsheet update 3rd page now with frequently used display options
- Added an entry in the latest `doc/cheatsheet/Pandas_Cheat_Sheet.pdf` and `doc/cheatsheet/Pandas_Cheat_Sheet.pptx` files that includes a third page with frequently used display options.

Thanks for the pull request, but it appears to have gone stale. If interested in continuing, please merge in the main branch, address any review comments and/or failing tests, and we can reopen.