Merge branch 'bugfix/wifi_fix_incorrect_tx_complete_state_v3.1' into 'release/v3.1'

esp32: fix the incorrect tx complete state issue (backport v3.1)

See merge request idf/esp-idf!4106
This commit is contained in:
Jiang Jiang Jian
2019-01-12 19:57:40 +08:00