Correct license_type in METADATA.

Change-Id: I5625c054628ce99d58b2c22ecd60120d42e94869
diff --git a/METADATA b/METADATA
index 00bcefd..94877cd 100644
--- a/METADATA
+++ b/METADATA
@@ -8,5 +8,5 @@
   }
   version: "5.4.2"
   last_upgrade_date { year: 2019 month: 12 day: 10 }
-  license_type: NOTICE
+  license_type: RESTRICTED
 }