YC1026_3mode_SDK固件更新，增加开机shut down flag判断，将eeprom中 关机flag清0，修复开机延迟bug
Review Request #5767 — Created March 7, 2023 and discarded
| Information | |
|---|---|
| zhangxianye | |
| Multimode_Keyboard | |
| Reviewers | |
| ruanjianbin, zhangxianye | |
YC1026_3mode_SDK固件更新，增加开机shut down flag判断，将eeprom中 关机flag清0，修复开机延迟bug
