MAINTAINERS: remove file
MAINTAINERS: remove file

This repository is about to be deprecated, so remove any suggestions
that it might be maintained.

Signed-off-by: Brad Bishop <713d098c0be4c8fd2bf36a94cd08699466677ecd@fuzziesquirrel.com>
Change-Id: If27966d0e4753583e6d149f851954130fe45226d

openbmc/phosphor-rest-server,openbmc/phosphor-rest-server