Remove maco@ from OWNERS.

Test: builds
Change-Id: I1aba4c830268fc67148e5154ce80ee8c29f2d4b7
diff --git a/OWNERS b/OWNERS
index eb1a375..05eaa31 100644
--- a/OWNERS
+++ b/OWNERS
@@ -1,2 +1 @@
-maco@google.com
 dominic@google.com