[pitivi] (3 commits) Non-fast-forward update to branch barthalion/gnome-runtime-images-quay

[Jordan Petridis <jpetridis src gnome org>]

The branch 'barthalion/gnome-runtime-images-quay' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  930d81a... Update (or drop) the Docker image used by Flatpak job

Commits added to the branch:

  c04608f... previewers: Fix waveforms not scaling when changing clip sp (*)
  8def323... previewers: More precise audio waveforms (*)
  d03b8bd... Update (or drop) the Docker image used by Flatpak job

(*) This commit already existed in another branch; no separate mail sent