fixed a6bf5f14 from https://gitee.com/mia_0811/xts_acts/pulls/680

update security_lite/permission_posix/pms/src/ActsPMSSaveTest.cpp: create parent dir
创建父目录， 否则后续目录创建失败，导致测试用例失败。
Signed-off-by: Luo Xiaogang <lxgrxd@163.com>

security_lite/permission_posix/pms/src/ActsPMSSaveTest.cpp

@@ -217,6 +217,8 @@ void SubTestWithoutCheck(const char *identifier, int taskID)
 
 void CreateAppDir(void)
 {
+    mkdir("/storage", DIR_MODE);
+    mkdir("/storage/app", DIR_MODE);
     int ret = mkdir(ETC_PREFIX, DIR_MODE);
     if (ret) {
         printf("create dir %s error\n", ETC_PREFIX);