Remove support for eventlogging-service-eventbus, use eventgate only
Remove support for eventlogging-service-eventbus, use eventgate only

Change-Id: I095a73d6b638527b81ced0734345f0654713686e

wikimedia/mediawiki-vagrant,wikimedia/mediawiki-vagrant,wikimedia/mediawiki-vagrant,wikimedia/mediawiki-vagrant,wikimedia/mediawiki-vagrant,wikimedia/mediawiki-vagrant