[ZSH] Fix autopull

zsh/.zshrc

@@ -21,10 +21,9 @@ fi
 
 function update_dotfiles () {
     cd ~/dotfiles
-    sleep 120
     fetch=$(git fetch)
     if [[ -n "$fetch" ]]; then
-        git pull || echo "git pull of dotfiles failed, please see log."
+        git pull 2>& 1 > /dev/null
     fi
 }