Add OWNERS am: 2058213ca3 am: a151f82134 am: cefb0c13fd am: 890ff04c0a

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/structopt/+/1356008

Change-Id: I9d9e54fa0dd3a7e6f5f70bd7240689cc2649e18a
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