Don't forward packets received from TPU forwards port (#22078)

* Don't forward packets received from TPU forwards port

* Add banking stage test

rpc/src/cluster_tpu_info.rs

@@ -91,11 +91,7 @@ mod test {
                 &validator_vote_keypairs1,
                 &validator_vote_keypairs2,
             ];
-            let GenesisConfigInfo {
-                genesis_config,
-                mint_keypair: _,
-                voting_keypair: _,
-            } = create_genesis_config_with_vote_accounts(
+            let GenesisConfigInfo { genesis_config, .. } = create_genesis_config_with_vote_accounts(
                 1_000_000_000,
                 &validator_keypairs,
                 vec![10_000; 3],

rpc/src/rpc.rs

@@ -6302,6 +6302,7 @@ pub mod tests {
             mut genesis_config,
             mint_keypair,
             voting_keypair,
+            ..
         } = create_genesis_config(TEST_MINT_LAMPORTS);
 
         genesis_config.rent.lamports_per_byte_year = 50;