Add OWNERS block, so we can perform migration.

BUG: 168791309
TEST: YOLO
Change-Id: I6c9c12931203fe2460b2fbdca333f83541324022
diff --git a/OWNERS b/OWNERS
index 682a067..4f8e433 100644
--- a/OWNERS
+++ b/OWNERS
@@ -1 +1,2 @@
 enh@google.com
+baligh@google.com