[license] Fix the bad license header for lpc24xx.

libcpu/arm/lpc24xx/start_rvds.S

-/*
- * Copyright (c) 2006-2018, RT-Thread Development Team
- *
- * SPDX-License-Identifier: Apache-2.0
- *
- * Change Logs:
- * Date           Author       Notes
- */
+;/*
+; * Copyright (c) 2006-2018, RT-Thread Development Team
+; *
+; * SPDX-License-Identifier: Apache-2.0
+; *
+; * Change Logs:
+; * Date           Author       Notes
+; */
+;
 ;/*****************************************************************************/
 ;/* LPC2400.S: Startup file for Philips LPC2400 device series                 */
 ;/*****************************************************************************/