Import 'num-integer' crate version 0.2.11

Change-Id: I43f7b6de8a4ffae1f721423fce67e56c2137701e
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