Ensure new sent mail is found for services that auto-save

Ensure that sent mail shows up in a conversartion ASAP for Google,
Outlook and others that automatically save sent mail by performing a
manual sync of the Sent folder after delivering the mail.
5 jobs for wip/131-sent-mail in 15 minutes and 35 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
failed #391012
fedora

00:03:52

passed #391013
ubuntu

00:15:34

 
  Test
skipped #391014
flatpak
 
  Deploy
skipped #391015
review
skipped #391016
allowed to fail manual
stop_review
 
Name Stage Failure
failed
fedora Build
 Problem: conflicting requests
- nothing provides pkgconfig(telepathy-glib) >= 0.19.9 needed by folks-devel-1:0.13.1-2.fc31.i686
- nothing provides pkgconfig(telepathy-glib) >= 0.19.9 needed by folks-devel-1:0.13.1-2.fc31.x86_64
(try to add '--skip-broken' to skip uninstallable packages)
Uploading artifacts...
WARNING: build/meson-logs/meson-log.txt: no matching files
WARNING: build/meson-logs/testlog.txt: no matching files
ERROR: No files to upload
ERROR: Job failed: exit code 1