Add METADATA to hvxservice: Apache2+BSD=NOTICE am: b73ab95a60

Change-Id: I7c0b9cc152b2525a7fcb23bc08894aaab695186c
diff --git a/METADATA b/METADATA
new file mode 100644
index 0000000..d97975c
--- /dev/null
+++ b/METADATA
@@ -0,0 +1,3 @@
+third_party {
+  license_type: NOTICE
+}