Don't use the engine contact's display name

We want to show either the desktop addresses's name, or the the name
used by the originator.
5 jobs from wip/135-contact-popovers in 23 minutes and 12 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #247279
fedora

00:09:41

passed #247280
ubuntu

00:11:14

 
  Test
passed #247281
flatpak

00:11:26

 
  Deploy
passed #247282
review

00:00:30

manual #247283
allowed to fail manual
stop_review