Add METADATA to vulkan-headers: Apache2+BSD=NOTICE am: 4c20e92922

Change-Id: If7ceb3fa81694e6fd46d37f01fa55af2d4872fec
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
+}