Add METADATA to rmi4utils: Apache2=NOTICE

Bug: 68860345
Bug: 69058154
Bug: 151953481

Test: no code changes
Change-Id: Iec4f7319975b7873139f89898c2d43a93d81e00a
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
+}