Make me an OWNER of the licenses/ files.

Test: m nothing
Change-Id: I18a1a688af22f2718ae80cadc5824c1c5951d7a9
diff --git a/licenses/OWNERS b/licenses/OWNERS
new file mode 100644
index 0000000..fddfc48
--- /dev/null
+++ b/licenses/OWNERS
@@ -0,0 +1,2 @@
+per-file * = bbadour@google.com
+