Drop a line that is now obsolete

guides/common/modules/proc_configuring-a-host-to-use-the-pull-client.adoc

@@ -4,8 +4,6 @@
 For {SmartProxies} configured to use `pull-mqtt` mode, hosts can subscribe to remote jobs using the remote execution pull client.
 Hosts do not require an SSH connection from their {SmartProxyServer}.
 
-The `katello-pull-transport-migrate` package installs `foreman_ygg_worker` and Yggdrasil packages as dependencies, configures the Yggdrasil client, and starts the pull client worker on the host.
-
 .Prerequisites
 * You have registered the host to {Project}.
 * The {SmartProxy} through which the host is registered is configured to use `pull-mqtt` mode.