Add sarahchin to OWNERS

Test: no test
Change-Id: Ia2f1c59046904c059e8edcbed19abf9f46a01f50
diff --git a/telephony/OWNERS b/telephony/OWNERS
index 2236cba..2a6e8de 100644
--- a/telephony/OWNERS
+++ b/telephony/OWNERS
@@ -13,4 +13,5 @@
 shuoq@google.com
 refuhoo@google.com
 paulye@google.com
-nazaninb@google.com
\ No newline at end of file
+nazaninb@google.com
+sarahchin@google.com
\ No newline at end of file