Add additional OWNERS to aidl-gen.

For P work, bugfixes, etc..

Test: none
Change-Id: Ide214a93c33a7e4301cf3f52d0c8c9b8ec4b3093
diff --git a/OWNERS b/OWNERS
index d7847bf..9960dec 100644
--- a/OWNERS
+++ b/OWNERS
@@ -1 +1,5 @@
+elsk@google.com
+jiyong@google.com
+malchev@google.com
 sadmac@google.com
+smoreland@google.com