MAINTAINERS: Add the ompic.c file to the or1k-sim section

The or1k-sim machine is the only one using the ompic, so let's add
this file to the corresponding sections in the MAINTAINERS file.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
1 file changed