Merge branch 'bugfix/fix_issue_caused_by_switching_between_ht20_and_ht40' into 'master'

fix(sc): fix issue caused by switching between ht20 and ht40

See merge request sdk/ESP8266_RTOS_SDK!1579

Author: donghengqaz

components/esp8266/lib/VERSION

@@ -4,5 +4,5 @@ gwen:
     pp:         451bd08
     espnow:     7a93d71
 
-    smartconfig:  3.0.0
+    smartconfig:  3.0.0/5f550c40
     phy:          1163.0