Merge branch 'bugfix/wifi_spike_power_v3.1' into 'release/v3.1'

esp32: fix the issue that the spike transmit power of WiFi is higher than configured when WiFi and Bluetooth coexist (backport v3.1)

See merge request idf/esp-idf!4614
This commit is contained in:
Jiang Jiang Jian
2019-04-25 16:24:07 +08:00