Enable rtl8723bs debug log and set default log level to _DRV_ERR_

Change-Id: I1f56ad387e727e342fce6af81753120fbd60c681
Reviewed-on: https://tp-biosrd-v02/gerrit/82618
Reviewed-by: Sam2 Hsu(徐敏原) <Sam2_Hsu@asus.com>
Tested-by: Sam2 Hsu(徐敏原) <Sam2_Hsu@asus.com>

Author: Sam2Hsu

drivers/net/wireless/rockchip_wlan/rtl8723bs/Makefile

@@ -74,10 +74,10 @@ CONFIG_APPEND_VENDOR_IE_ENABLE = n
 CONFIG_RTW_NAPI = n
 CONFIG_RTW_GRO = n
 ########################## Debug ###########################
-CONFIG_RTW_DEBUG = n
+CONFIG_RTW_DEBUG = y
 # default log level is _DRV_INFO_ = 4,
 # please refer to "How_to_set_driver_debug_log_level.doc" to set the available level.
-CONFIG_RTW_LOG_LEVEL = 4
+CONFIG_RTW_LOG_LEVEL = 2
 ######################## Wake On Lan ##########################
 CONFIG_WOWLAN = n
 CONFIG_GPIO_WAKEUP = n