esp_wifi_set_config() function

Set the configuration of the STA, AP or NAN @attention 1. This API can be called only when specified interface is enabled, otherwise, API fail @attention 2. For station configuration, bssid_set needs to be 0; and it needs to be 1 only when users need to check the MAC address of the AP. @attention 3. ESP devices are limited to only one channel, so when in the soft-AP+station mode, the soft-AP will adjust its channel automatically to be the same as the channel of the station. @attention 4. The configuration will be stored in NVS for station and soft-AP