using_oh_my_zsh: add shortcut for git log with patches

zsh/zshrc.ohmyzsh

@@ -75,8 +75,9 @@ alias gs='git status'
 alias gd='git diff'
 alias gds='git diff --staged'
 alias gl='git log --pretty=oneline'
-alias gls='git log --stat'
 alias glg='git log --graph'
+alias glg='git log -p'
+alias gls='git log --stat'
 
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