playlistdialog: Update copyright header

4 jobs for wip/jfelder/playlistdialog-listbox in 40 minutes and 52 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Check
passed #312162
flake8

00:02:22

 
  Build Flatpak
passed #312163
flatpak

00:35:36

 
  Deploy
passed #312164
review

00:00:45

passed #312165
allowed to fail manual
stop_review

00:02:08