support i2c eeprom and rtc for ok1052-c and remove wrong Copyright

Ubiquitous/XiUOS/resources/ethernet/LwIP/arch/sys_arch.c

@@ -29,17 +29,6 @@
  * Author: Simon Goldschmidt
  *
  */
-/*
-* Copyright (c) 2020 AIIT XUOS Lab
-* XiUOS is licensed under Mulan PSL v2.
-* You can use this software according to the terms and conditions of the Mulan PSL v2.
-* You may obtain a copy of Mulan PSL v2 at:
-*        http://license.coscl.org.cn/MulanPSL2
-* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
-* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
-* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
-* See the Mulan PSL v2 for more details.
-*/
 
 /**
 * @file sys_arch.c
@@ -48,6 +37,7 @@
 * @author AIIT XUOS Lab
 * @date 2021-05-29
 */
+
 #include "debug.h"
 
 #include <lwip/opt.h>