MAINTAINERS: machine core

Marcel and Eduardo agreed to co-maintain these.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index 524963f..bdd9e5a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -717,6 +717,12 @@
 F: hw/timer/i8254*
 F: hw/timer/mc146818rtc*
 
+Machine core
+M: Eduardo Habkost <ehabkost@redhat.com>
+M: Marcel Apfelbaum <marcel@redhat.com>
+S: Supported
+F: hw/core/machine.c
+F: include/hw/boards.h
 
 Xtensa Machines
 ---------------