Update installd OWNERS

Bug: N/A
Test: N/A
Change-Id: I93d4afd0b2d62f6c9b3d0d6b57d6778e1c360097
diff --git a/cmds/installd/OWNERS b/cmds/installd/OWNERS
index d6807ff..643b2c2 100644
--- a/cmds/installd/OWNERS
+++ b/cmds/installd/OWNERS
@@ -4,7 +4,6 @@
 jsharkey@android.com
 maco@google.com
 mast@google.com
-mathieuc@google.com
 narayan@google.com
 ngeoffray@google.com
 rpl@google.com