chore: zshrc update settings rewording

templates/zshrc.zsh-template

@@ -23,7 +23,7 @@ ZSH_THEME="robbyrussell"
 # Case-sensitive completion must be off. _ and - will be interchangeable.
 # HYPHEN_INSENSITIVE="true"
 
-# Uncomment the following lines to change the auto-update behavior
+# Uncomment one of the following lines to change the auto-update behavior
 # zstyle ':omz:update' mode disabled  # disable automatic updates
 # zstyle ':omz:update' mode auto      # update automatically without asking
 # zstyle ':omz:update' mode reminder  # just remind me to update when it's time