Merge branch 'bugfix/add_timeout_for_airkiss_sync_v3.4' into 'release/v3.4'

fix(smartconfig): add timeout for airkiss sync(backport v3.4)

See merge request sdk/ESP8266_RTOS_SDK!1621

Author: donghengqaz

components/esp8266/lib/VERSION

@@ -4,5 +4,5 @@ gwen:
     pp:         db51cd0
     espnow:     db51cd0
 
-    smartconfig:  3.0.0/5f550c40
+    smartconfig:  3.0.0/703cbb6c
     phy:          1163.0