git: adjust commit alias to not use verbose mode
git: adjust commit alias to not use verbose mode

Why:

* Too much noise inside commit window
* I don't need peek of the changes during commit because of
committia.vim

korin/dotfiles,rlisowski/dotfiles,korin/dotfiles,korin/dotfiles,rlisowski/dotfiles,rlisowski/dotfiles,rlisowski/dotfiles,korin/dotfiles