Update OWNERS file to add dhruvaraj as reviewer

Add myself dhruvaraj@in.ibm.com as a reviewer

Change-Id: Ia09ee68cf091900df4801d3a4e5a237017123bd6
Signed-off-by: Dhruvaraj Subhashchandran <dhruvaraj@in.ibm.com>
diff --git a/OWNERS b/OWNERS
index a549253..fd4abe5 100644
--- a/OWNERS
+++ b/OWNERS
@@ -37,6 +37,7 @@
 reviewers:
 - geissonator@yahoo.com
 - rameshi1@in.ibm.com
+- dhruvaraj@in.ibm.com
 
 matchers:
 
@@ -50,3 +51,6 @@
 - name: Ramesh Iyyar
   email: rameshi1@in.ibm.com
   discord: Ramesh I
+- name: Dhruvaraj Subhashchandran
+  email: dhruvaraj@in.ibm.com
+  discord: dhruvibm