data: Move initial-state.png to icons/ subdir

Fixes #193
4 jobs for cleanup-data-dir-193 in 8 minutes and 2 seconds (queued for 6 minutes and 18 seconds)
latest
Status Job ID Name Coverage
  Check
passed #98686
flake8

00:01:09

 
  Build Flatpak
passed #98687
flatpak

00:06:30

 
  Deploy
passed #98688
review

00:00:22

manual #98689
allowed to fail manual
stop_review