Rename ConversationViewer "preview" widgets to "compact"

Reduce confusion with Geary.Email.preview.
7 jobs for wip/794700-lazy-load-conversations in 20 minutes and 38 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
passed #192756
deb-package

00:03:52

passed #192707
fedora

00:10:37

passed #192708
ubuntu

00:03:05

failed #192709
deb-package

00:13:22

 
  Test
failed #192710
flatpak

00:06:08

 
  Deploy
skipped #192711
review
skipped #192712
allowed to fail manual
stop_review
 
Name Stage Failure
failed
flatpak Test

Full log written to /builds/GNOME/geary/_build/meson-logs/testlog.txt
A connection to the bus can't be made
Uploading artifacts...
WARNING: geary-dev.flatpak: no matching files
_build/meson-logs/meson-log.txt: found 1 matching files

_build/meson-logs/testlog.txt: found 1 matching files

Uploading artifacts to coordinator... ok
id=192710 responseStatus=201 Created token=PVM4UAV2
ERROR: Job failed: exit code 1