Add Vikram as owner for RKP HAL and VTS

Change-Id: Icc977023adfbbfead28fd06229de7201ca2e4d4b
diff --git a/security/rkp/OWNERS b/security/rkp/OWNERS
index 8f854b4..fd43089 100644
--- a/security/rkp/OWNERS
+++ b/security/rkp/OWNERS
@@ -2,3 +2,4 @@
 
 jbires@google.com
 sethmo@google.com
+vikramgaur@google.com