MingAo_Only2.4G：1.降低SPI时钟频率，优化8696 sensor抖动；2.修复无法连接快连问题，将快连时间改为1秒；
Review Request #3132 — Created Sept. 8, 2021 and updated — Latest diff uploaded
| Information | |
|---|---|
| chenjianrong | |
| YC1308 | |
| Reviewers | |
| huxin, mengmeishan | |
1.降低SPI时钟频率，优化8696 sensor抖动；2.修复无法连接快连问题，将快连时间改为1秒；