add polish git cheatsheet from #6008 and Allison's Vim from #6091 (#6597)

* 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>

more/free-programming-cheatsheets.md

@@ -82,6 +82,7 @@
 * [Git Cheat Sheet](http://git.jk.gs) - Jan Krüger (PDF, SVG)
   * [Git Cheat Sheet](https://jan-krueger.net/wordpress/wp-content/uploads/2007/09/git-cheat-sheet.pdf) (PDF)
   * [Git Cheat Sheet - extended](https://jan-krueger.net/wordpress/wp-content/uploads/2007/09/git-cheat-sheet-v2.zip) (PDF)
+* [Git ściąga (pl)](https://training.github.com/downloads/pl/github-git-cheat-sheet/) - GitHub
 * [GitHub Cheat Sheet](https://github.com/tiimgreen/github-cheat-sheet) - Tim Green (Markdown)
 
 
@@ -104,12 +105,13 @@
 
 ### <a name="ide--editores"></a>IDE / Editors
 
-* [Editor VI - Guia de Referência](https://aurelio.net/curso/material/vim-ref.html) - Aurelio Marinho Jargas
+* [Editor VI - Guia de Referência (pt)](https://aurelio.net/curso/material/vim-ref.html) - Aurelio Marinho Jargas
 * [GNU Emacs Reference Card](https://www.gnu.org/software/emacs/refcards/pdf/refcard.pdf) - GNU.org (PDF)
-* [Vim Avançado](https://aurelio.net/vim/vim-avancado.txt) - Aurelio Marinho Jargas
-* [Vim Básico](https://aurelio.net/vim/vim-basico.txt) - Aurelio Marinho Jargas
+* [Vim Avançado (pt)](https://aurelio.net/vim/vim-avancado.txt) - Aurelio Marinho Jargas
+* [Vim Básico (pt)](https://aurelio.net/vim/vim-basico.txt) - Aurelio Marinho Jargas
+* [Vim Cheat Sheet](https://www.cs.cmu.edu/~15131/f17/topics/vim/vim-cheatsheet.pdf) - Allison McKnight (PDF)
 * [Vim Cheatsheet](https://devhints.io/vim) - Devhints, Rico Santa Cruz (HTML)
-* [Vim Médio](https://aurelio.net/vim/vim-medio.txt) - Aurelio Marinho Jargas
+* [Vim Médio (pt)](https://aurelio.net/vim/vim-medio.txt) - Aurelio Marinho Jargas
 * [Visual Studio Code: Keyboard shortcuts for Windows](https://code.visualstudio.com/shortcuts/keyboard-shortcuts-windows.pdf) - Visual Studio (PDF)