Add METADATA to dragonboard: BSD+Apache2+MIT+OpenSSL+zlib=NOTICE am: 8818e4c1a5

Change-Id: I9e423e4c6a7e218977c566ee177b6608defe0bb6
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
+}