b1cba74aa7
bsp.h分区宏改A区29扇区+新增B区宏(FLASH_BINFO_BASE仍=0x7C000); GateWay_app.sct IROM 0x74000→0x3A000; Update()增加AppSize<=FLASH_APPB_SIZE校验, 超限拒绝不置标志不复位