Fix: Correct CH32v003FxUx EP number
Correct CH32V003FxUx's EP from 0 to 21(the last).
datasheet: https://www.wch-ic.com/products/CH32V003.html
Edited by yohcha
Correct CH32V003FxUx's EP from 0 to 21(the last).
datasheet: https://www.wch-ic.com/products/CH32V003.html