update vtcombo e2e

Signed-off-by: Tim Vaillancourt <tim@timvaillancourt.com>

go/flags/endtoend/vtcombo.txt

@@ -352,9 +352,12 @@ Flags:
  --tablet_refresh_known_tablets Whether to reload the tablet's address/port map from topo in case they change. (default true)
  --tablet_url_template string Format string describing debug tablet url formatting. See getTabletDebugURL() for how to customize this. (default "http://{{ "{{.GetTabletHostPort}}" }}")
  --throttle_tablet_types string Comma separated VTTablet types to be considered by the throttler. default: 'replica'. example: 'replica,rdonly'. 'replica' always implicitly included (default "replica")
+ --topo_consul_idle_conn_timeout duration Maximum amount of time to pool idle connections. (default 1m30s)
  --topo_consul_lock_delay duration LockDelay for consul session. (default 15s)
  --topo_consul_lock_session_checks string List of checks for consul session. (default "serfHealth")
  --topo_consul_lock_session_ttl string TTL for consul session.
+ --topo_consul_max_conns_per_host int Maximum number of consul connections per host.
+ --topo_consul_max_idle_conns int Maximum number of idle consul connections. (default 100)
  --topo_consul_watch_poll_duration duration time of the long poll for watch queries. (default 30s)
  --topo_etcd_lease_ttl int Lease TTL for locks and leader election. The client will use KeepAlive to keep the lease going. (default 30)
  --topo_etcd_tls_ca string path to the ca to use to validate the server cert when connecting to the etcd topo server