Upgrade the system before installing Rime when switching to China

bin/omarchy-region

@@ -32,6 +32,7 @@ drop_cn_servers='/^Server = https:\/\/[a-z-]*\.omarchy\.cn\//d'
 if [[ $1 == "china" ]]; then
   sudo sed -i -e "$drop_cn_servers" -f "$OMARCHY_PATH/default/region/china/pacman.sed" "${pacman_files[@]}"
   echo "Package mirrors -> .cn first, .org after"
+  omarchy-update-pacman -Syu --noconfirm
   sudo env OMARCHY_REGION=china OMARCHY_PATH="$OMARCHY_PATH" bash -e "$OMARCHY_PATH/install/config/region.sh"
   if [[ ! -f $HOME/.local/share/fcitx5/rime/rime_ice.schema.yaml ]]; then
     rime-ice-installer --yes