fix: 修复容器内存泄露问题

1.修复内存泄露
2.修复获取内核信息单位、描述错误

Close #I6CD5C
Signed-off-by: zhushengle <zhushengle@huawei.com>
Change-Id: I875bec616064517b21af8e69ef8d6e177ec01ce1

kernel/base/include/los_container_pri.h

@@ -89,6 +89,8 @@ UINT32 OsCopyContainers(UINTPTR flags, LosProcessCB *child, LosProcessCB *parent
 
 VOID OsContainersDestroy(LosProcessCB *processCB);
 
+VOID OsContainerFree(LosProcessCB *processCB);
+
 UINT32 OsAllocContainerID(VOID);
 
 UINT32 OsGetContainerID(Container *container, ContainerType type);