feat: Add methods to fetch state from Tycho RPC

protocol-testing/src/main.rs

@@ -1,8 +1,9 @@
 mod config;
 mod rpc;
 mod test_runner;
-mod utils;
 mod tycho_runner;
+mod utils;
+mod tycho_rpc;
 
 use clap::Parser;
 use tracing_subscriber::EnvFilter;