Implement Discovery PLATFORM logic in Rust

This commit introduces NativeRemoteAuthService used by ReamoteAuth as an
interface toward Rust platform and protocol implementation

Design doc: go/remote-auth-manager-fishfood-design

Test: built successfully.
Bug: : 291333048
Change-Id: If2fcfee1c637d17bbc417a26ea39dc97062e6bc3
diff --git a/remoteauth/service/jni/src/lib.rs b/remoteauth/service/jni/src/lib.rs
index 0c18679..a816c94 100644
--- a/remoteauth/service/jni/src/lib.rs
+++ b/remoteauth/service/jni/src/lib.rs
@@ -19,6 +19,7 @@
 
 mod jnames;
 mod unique_jvm;
+mod utils;
 
-//pub mod remoteauth_jni_android_protocol;
 pub mod remoteauth_jni_android_platform;
+pub mod remoteauth_jni_android_protocol;