测试报告如下：
Fail的关键log：
当连接到ap失败时，驱动程序将尝试连接到ap。如果ap仅支持Group 20，并且sta支持Group 19、20。sta将首先尝试Group 19，ap将通过状态代码77拒绝它。然后驱动程序将尝试连接Group 19的ap，仍然达到最大重试次数。那么sta将尝试第Group 20 。
但是在WFA认证的时候，如果连接次数过多，会直接判断测试失败
09-11 22:14:11.004218 0 0 I [T522980] main_thread: [name:wlan_drv_gen4m_6879&][wlan][22980]aisHandleJoinFailure:(AIS INFO) ucJoinFailureCount=1 6, Status=77 Reason=0, eConnectionState=1
09-11 22:14:14.104105 0 0 I [T522980] main_thread: [name:wlan_drv_gen4m_6879&][wlan][22980]aisHandleJoinFailure:(AIS INFO) ucJoinFailureCount=1 7, Status=77 Reason=0, eConnectionState=1
09-11 22:14:14.101926 0 0 I [T522980] main_thread: [name:wlan_drv_gen4m_6879&][wlan][22980]saaFsmRunEventRxAssoc:(SAA INFO) Assoc Req was rejected
