Drop USB wireless driver that doesn't want to compile

Author: igorpecovnik

config/kernel/linux-starfive2-vendor.config

@@ -316,7 +316,6 @@ CONFIG_IWLDVM=y
 CONFIG_IWLMVM=y
 CONFIG_HOSTAP=y
 # CONFIG_RTL_CARDS is not set
-CONFIG_USB_WIFI_ECR6600U=y
 CONFIG_AIC_WLAN_SUPPORT=y
 CONFIG_AIC8800_WLAN_SUPPORT=m
 CONFIG_AIC_LOADFW_SUPPORT=m