Due to some reasons the current mailing list will be revoked and new one
will replace it in the future, hence remove the entry from MAINTAINERS
ahead of time.

Signed-off-by: Hu Haowen <src.res.211@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20230720141846.1787-1-src.res.211@gmail.com