Merge tag 'tomoyo-pr-20210628' of git://git.osdn.net/gitroot/tomoyo/tomoyo-test1

Pull tomoyo fix from Tetsuo Handa:
 "A doc warning fix from ChenXiaoSong"

* tag 'tomoyo-pr-20210628' of git://git.osdn.net/gitroot/tomoyo/tomoyo-test1:
  tomoyo: fix doc warnings