audio hal: fix audio leak when disconnecting A2DP sink am: f030fe8ae0 am: d620d11473

Change-Id: Ic5d0339c876407c919139b035fccc2ffaf993804
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
+}