Add license_note am: be2983e673 am: 621038c1a7 am: 1e8d95a9f2

Original change: https://android-review.googlesource.com/c/platform/external/google-fonts/barlow/+/2012158

Change-Id: Ieb70ba67627329cae090faa3c85236492e6e1160
diff --git a/METADATA b/METADATA
index e29c846..9955676 100644
--- a/METADATA
+++ b/METADATA
@@ -1,3 +1,6 @@
+# *** THIS PACKAGE HAS SPECIAL LICENSING CONDITIONS.  PLEASE
+#     CONSULT THE OWNERS AND opensource-licensing@google.com BEFORE
+#     DEPENDING ON IT IN YOUR PROJECT. ***
 name: "Barlow"
 description:
     ""
@@ -9,5 +12,6 @@
   }
   version: "5e7584f1a52d52ca01726c709af071fd5e053325"
   last_upgrade_date { year: 2020 month: 3 day: 4 }
+  license_note: "contains OFL fonts"
   license_type: BY_EXCEPTION_ONLY
-}
\ No newline at end of file
+}