add OWNERS for prebuilts/gcc/darwin-x86/host/i686-apple-darwin-4.2.1

Reuse OWNERS from newer versions.

Bug: 203698882
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
Change-Id: Ia5cdc16e34da5abaae89f79f9f8a4b3051737ad6
diff --git a/OWNERS b/OWNERS
new file mode 100644
index 0000000..75a2c24
--- /dev/null
+++ b/OWNERS
@@ -0,0 +1 @@
+include platform/prebuilts/gcc/linux-x86/x86/x86_64-linux-android-4.9:/OWNERS