Merge "Move comment to license_note" am: 6cb79dee0c am: 1702ecd48a am: 42a2b43784

Original change: https://android-review.googlesource.com/c/platform/external/protobuf/+/2007805

Change-Id: I8cce98457d78310cd077c26c67572423fda5b543
diff --git a/METADATA b/METADATA
index 9573fb4..18b6a93 100644
--- a/METADATA
+++ b/METADATA
@@ -14,7 +14,7 @@
   # Also update the suffix in Android.bp when updating the version.
   version: "v3.9.1"
   last_upgrade_date { year: 2019 month: 8 day: 23 }
-  # would be NOTICE save for GPL in java/core/src/stubs/sun/misc/Unsafe.java
+  license_note: "would be NOTICE save for GPL in java/core/src/stubs/sun/misc/Unsafe.java"
   license_type: RESTRICTED
   security {
     tag: "NVD-CPE2.3:cpe:/a:google:protobuf:3.9.0"