message: [consensus] bump timeout value in tests
  Closes:
  Approved by: dmitri-perelman
diff: @@ -157,6 +157,8 @@ impl SMRNode {
  node_config.consensus.proposer_type = proposer_type;
  // Use in memory storage for testing
  node_config.consensus.safety_rules = SafetyRulesConfig::default();
  + // Set higher timeout value in test.
  + node_config.consensus.pacemaker_initial_timeout_ms = 5000;
  let (_, storage) = MockStorage::start_for_testing(validator_set.clone());
  smr_nodes.push(Self::start(
  