fix(esp8266): fix compile failed when CONFIG_ESP8266_WIFI_CONNECT_OPEN_ROUTER_WHEN_PWD_IS_SET is unset
fix(esp8266): fix compile failed when CONFIG_ESP8266_WIFI_CONNECT_OPEN_ROUTER_WHEN_PWD_IS_SET is unset

espressif/ESP8266_RTOS_SDK,espressif/ESP8266_RTOS_SDK,espressif/ESP8266_RTOS_SDK,espressif/ESP8266_RTOS_SDK,espressif/ESP8266_RTOS_SDK