* Update free-courses-pt_BR.md

Add: VS Code Produtividade Inifinita.

It's a free e-book about how to improve your productivity using VS Code.

* Update free-courses-pt_BR.md

* Move from courses to books + join sections

- Go ahead with review EbookFoundation/free-programming-books#5193 @felipe-cabrera
- Apply suggested changes: https://github.com/EbookFoundation/free-programming-books/pull/5193#pullrequestreview-714392514Co-authored-by: NFelipe Cabrera Ribeiro dos Santos <48259448+felipe-cabrera@users.noreply.github.com>

* use https links on vim resources

* chore: Move aurelio.net cheatseets to right listing

See suggestion changes at: https://github.com/EbookFoundation/free-programming-books/pull/5514#pullrequestreview-746671067

Part of: EbookFoundation/free-programming-books#5514

* chore: fix linting errors

https://github.com/EbookFoundation/free-programming-books/pull/5514/checks?check_run_id=3518984887#step:8:1
/home/runner/work/free-programming-books/free-programming-books/more/free-programming-cheatsheets.md
  79:46-81:1  warning  Remove empty section: "<a name="ide--editores"></a>IDE / Editors"  no-empty-sections  remark-lint

See suggestion changes at: https://github.com/EbookFoundation/free-programming-books/pull/5514#pullrequestreview-746671067

Part of: EbookFoundation/free-programming-books#5514
Co-authored-by: NFelipe Cabrera Ribeiro dos Santos <48259448+felipe-cabrera@users.noreply.github.com>