fixed 4af37bc2 from https://gitee.com/wang19954/docs/pulls/15044
IssueNo:#I6H103
Description:fix bms doc
Sig:SIG_ApplicaitonFramework
Feature or Bugfix:Bugfix
Binary Source:No
Signed-off-by: Nwangtiantian <wangtiantian19@huawei.com>