add comment line above battery-threshold condition

powerlevel9k.zsh-theme

@@ -487,7 +487,7 @@ prompt_battery() {
       [[ "${(t)POWERLEVEL9K_BATTERY_STAGES}" =~ "array" ]] && POWERLEVEL9K_BATTERY_ICON="$POWERLEVEL9K_BATTERY_STAGES[$offset]" || POWERLEVEL9K_BATTERY_ICON=${POWERLEVEL9K_BATTERY_STAGES:$offset:1}
     fi
   fi
-
+  # return if POWERLEVEL9K_BATTERY_HIDE_ABOVE_THRESHOLD is set and the battery percentage is greater or equal
   if [[ -v "POWERLEVEL9K_BATTERY_HIDE_ABOVE_THRESHOLD" && "${bat_percent}" -ge $POWERLEVEL9K_BATTERY_HIDE_ABOVE_THRESHOLD ]]; then
     return
   fi