Update DBOPS CodeOwner

Author: ritek01

.github/CODEOWNERS

@@ -5,4 +5,5 @@ harness/helpers/** ritek.rounak@harness.io
 harness/nextgen/** ritek.rounak@harness.io
 harness/policymgmt/** ritek.rounak@harness.io
 tools/** ritek.rounak@harness.io
-go.mod ritek.rounak@harness.io
+go.mod ritek.rounak@harness.io
+harness/dbops/** abhishek.abhishek@harness.io archit.singla@harness.io hemanth.sridhar@harness.io ritek.rounak@harness.io