Update new reviewer name and mail id

Change-Id: I215751f271e6364868419ace3dc0a3f3ff0d93d9
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/OWNERS b/OWNERS
index 5f215a9..9b65f6f 100644
--- a/OWNERS
+++ b/OWNERS
@@ -36,7 +36,7 @@
 - micwalsh@us.ibm.com
 
 reviewers:
-- sivas.srr@in.ibm.com
+- adathatr@in.ibm.com
 
 matchers:
 
@@ -46,5 +46,5 @@
   discord: gkeishin
 - name: Michael Walsh
   email: micwalsh@us.ibm.com
-- name: Sivas SRR
-  email: sivas.srr@in.ibm.com
+- name: Anusha Dathatri
+  email: adathatr@in.ibm.com