Add METADATA to libdivsufsort: MIT+Apache2=NOTICE am: 3f1e458799 am: 9da4324328 am: 368628bc56

Change-Id: Id5aec51f93ee677c431e6f430b8d5f0c8eb075a9
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
+}