tests: Add test for grl-video-title-parsing

This is the title of a VCD image which ended up being set to empty
string after grl-video-title-parsing touched it.
1 job for <span class="ref-name">wip/hadess/no-empty-titles</span> in 13 minutes and 30 seconds
Status Job ID Name Coverage
  Test
passed #215663
build_stable

00:13:30