feat(git): add 'ls' shortcut for 'ls-files'
feat(git): add 'ls' shortcut for 'ls-files'

Makes it consistent and os level 'ls' :)

theskumar/dotfiles,ahujamanish/dotfiles,theskumar/dotfiles,ahujamanish/dotfiles,ahujamanish/dotfiles,theskumar/dotfiles