!751 OsFutexWait接口当absTime为0时，返回值不正确，导致用户态c库处理不当，触发当前线程卡死

Merge pull request !751 from zhangfanfan2/other

kernel/base/ipc/los_futex.c

@@ -524,7 +524,7 @@ STATIC INT32 OsFutexWaitParamCheck(const UINT32 *userVaddr, UINT32 flags, UINT32
     }
 
     if (!absTime) {
-        return LOS_EINVAL;
+        return LOS_ETIMEDOUT;
     }
 
     return LOS_OK;