Add RKP-specific owners file

Test: N/A
Change-Id: I844f3e88b2b89337d843f63e63c9dcbcbb921b77
diff --git a/security/rkp/OWNERS b/security/rkp/OWNERS
new file mode 100644
index 0000000..d25977f
--- /dev/null
+++ b/security/rkp/OWNERS
@@ -0,0 +1,5 @@
+# Bug component: 1084908
+
+jbires@google.com
+sethmo@google.com
+trong@google.com