update zshrc
Squashed 'home/zsh/robbyrussell/oh-my-zsh/' content from commit 0222e77

git-subtree-dir: home/zsh/robbyrussell/oh-my-zsh
git-subtree-split: 0222e774978232c03795b0e858d105aba6ed8123
Merge commit '0cb1db1b2eb8d0c7d6ec817ac22967c6022498fc' as 'home/zsh/robbyrussell/oh-my-zsh'
updates