fix: 3518平台, 异常测试进程无法正常退出

　用户态线程在用户态处于while(1), 在中断处理时使该线程处于READY状态，
此时进程退出时该线程无法被正常回收，导致进程无法合理退出。

Close #I3V8R5

Change-Id: I7f83f5f7fe41c03eb602bf78cfd33fff1b0acdb7
Signed-off-by: Nzhushengle <zhushengle@huawei.com>

kernel/base/core/los_task.c

@@ -1452,7 +1452,8 @@ LITE_OS_SEC_TEXT VOID OsTaskExitGroup(UINT32 status)
     LOS_DL_LIST *head = list;
     do {
         LosTaskCB *taskCB = LOS_DL_LIST_ENTRY(list->pstNext, LosTaskCB, threadList);
-        if ((taskCB->taskStatus & (OS_TASK_STATUS_INIT | OS_TASK_STATUS_EXIT)) &&
+        if ((taskCB->taskStatus & (OS_TASK_STATUS_INIT | OS_TASK_STATUS_EXIT) ||
+            ((taskCB->taskStatus & OS_TASK_STATUS_READY) && !taskCB->sig.sigIntLock)) &&
             !(taskCB->taskStatus & OS_TASK_STATUS_RUNNING)) {
             OsTaskDeleteInactive(processCB, taskCB);
         } else {