Reviewers: Remove Nagaraju Goruganti

Nagaraju's email id is not valid anymore. Removing from
reviewers list

Signed-off-by: Sunitha Harish <sunithaharish04@gmail.com>
Change-Id: Id1e993f34ca89773d69cd9ec77bbba51bd9434fb
diff --git a/OWNERS b/OWNERS
index 73d42d5..d291fab 100644
--- a/OWNERS
+++ b/OWNERS
@@ -37,7 +37,6 @@
 
 reviewers:
 - anoo@us.ibm.com
-- ngorugan@in.ibm.com
 - sunithaharish04@gmail.com
 
 matchers:
@@ -46,9 +45,6 @@
 - name: Adriana Kobylak
   email: anoo@us.ibm.com
   discord: anoo
-- name: Nagaraju Goruganti
-  email: ngorugan@in.ibm.com
-  discord: NA
 - name: Ratan Gupta
   email: ratankgupta31@gmail.com
   discord: rgupta