cargo fmt

Author: hlbarber

examples/src/optional/server.rs

@@ -1,5 +1,5 @@
-use tonic::{transport::Server, Request, Response, Status};
 use std::env;
+use tonic::{transport::Server, Request, Response, Status};
 
 use hello_world::greeter_server::{Greeter, GreeterServer};
 use hello_world::{HelloReply, HelloRequest};