Add metadata files for regex-automata.

Bug: 155309706
Change-Id: Id341695426764332dace44d1e7d62611dc3411e2
diff --git a/OWNERS b/OWNERS
new file mode 100644
index 0000000..46fc303
--- /dev/null
+++ b/OWNERS
@@ -0,0 +1 @@
+include platform/prebuilts/rust:/OWNERS