feat：Panic支持ExcHook

方案描述：
1、在EXC_TYPE枚举中添加EXC_PANIC成员用于Panic支持ExcHook
2、在LOS_Panic接口执行异常处理钩子函数

BREAKING CHANGE:
无

Close: #I6GR6G

Signed-off-by: zhangdengyu <zhangdengyu2@huawei.com>
Change-Id: I99d293622ff6ddbc49348c692512e5b7780460e6

kernel/src/los_init.c

@@ -114,6 +114,7 @@ LITE_OS_SEC_TEXT_INIT VOID LOS_Panic(const CHAR *fmt, ...)
     va_start(ap, fmt);
     PRINT_ERR(fmt, ap);
     va_end(ap);
+    OsDoExcHook(EXC_PANIC);
 #if (LOSCFG_BACKTRACE_TYPE != 0)
     LOS_BackTrace();
 #endif

utils/los_debug.h

@@ -74,6 +74,7 @@ typedef struct {
 typedef enum {
     EXC_REBOOT,
     EXC_ASSERT,
+    EXC_PANIC,
     EXC_STACKOVERFLOW,
     EXC_INTERRUPT,
     EXC_TYPE_END