media OWNERS: add MediaDrm team

Bug: 162255728
Change-Id: I571d710c9f8e2c4d6103754a7926df8647e9021c
diff --git a/media/OWNERS b/media/OWNERS
index e741490..abfc8bf 100644
--- a/media/OWNERS
+++ b/media/OWNERS
@@ -26,3 +26,7 @@
 
 # SEO
 sungsoo@google.com
+
+# SEA/KIR/BVE
+jtinker@google.com
+robertshih@google.com