* Update free-programming-cheatsheets.md

add polish git cheatsheet

* Update free-programming-cheatsheets.md

add lang notations for portuguese vim cheatsheets

* feat: add Allison's Vim cheatsheet

Closes EbookFoundation/free-programming-books/pull/6091
Co-authored-by: NDavid Ordás <3125580+davorpa@users.noreply.github.com>