修改验证配置时候的类型错误

luci-app-frps/root/etc/init.d/frps

@@ -142,7 +142,7 @@ frps_scetion_validate() {
 		'webserver_password:string' \
 		'sub_domain_host:host' \
 		'enable_logging:bool:0' \
-		'log_to:string:/var/log/frps.log' \
+		'log_to:file:/var/log/frps.log' \
 		'log_level:or("trace", "debug", "info", "warn", "error"):warn' \
 		'log_maxdays:uinteger:3' \
 		'log_disable_print_color:or("true", "false")' \