robin840211

**What's happening?** Firstly many thanks for this bot that it's a really great bot I'm currently using. But there's some problem that I can only use old version now, and...

Fixed about RPG_LED pin shows GPIO47 instead of GPIO48 in pin reference image. 舊圖上的 RGB_LED 腳位標錯了到 GPIO47 去了的，改回 GPIO48，同時把原本從DevkitC1剪貼來的位置修回圓角了