Removes the definition of the thread attributes object

Signed-off-by: Nwujing <wujing50@huawei.com>

src/cmd/isulad-shim/process.c

@@ -572,6 +572,7 @@ static int console_init(process_t *p)
     pthread_attr_init(&attr);
     pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
     ret = pthread_create(&tid_accept, &attr, task_console_accept, ac);
+    pthread_attr_destroy(&attr);
     if (ret != SHIM_OK) {
         goto failure;
     }

update-version.bash

+#!/bin/bash
+# usage
+# ./update-version.bash
+
 #######################################################################
 ##- @Copyright (C) Huawei Technologies., Ltd. 2019. All rights reserved.
 # - iSulad licensed under the Mulan PSL v2.
@@ -12,9 +16,6 @@
 ##- @Author: wujing
 ##- @Create: 2019-04-25
 #######################################################################
-#!/bin/bash
-# usage
-# ./update-version.bash
 
 function update_release_notes()
 {