Add a stand-alone gossip node on the blocksteamer instance

The blocksteamer instance is the TdS cluster entrypoint.  Running an
additional solana-gossip node allows other participants to join a
cluster even if the validator node on the blocksteamer instance goes down.

net/net.sh

@@ -501,6 +501,7 @@ startBootstrapLeader() {
     ssh "${sshOptions[@]}" -n "$ipAddress" \
       "./solana/net/remote/remote-node.sh \
          $deployMethod \
+         $ipAddress \
          bootstrap-leader \
          $entrypointIp \
          $((${#validatorIpList[@]} + ${#blockstreamerIpList[@]} + ${#archiverIpList[@]})) \
@@ -570,6 +571,7 @@ startNode() {
     ssh "${sshOptions[@]}" -n "$ipAddress" \
       "./solana/net/remote/remote-node.sh \
          $deployMethod \
+         $ipAddress \
          $nodeType \
          $entrypointIp \
          $((${#validatorIpList[@]} + ${#blockstreamerIpList[@]} + ${#archiverIpList[@]})) \