[gimp] (8 commits) Non-fast-forward update to branch wip/nielsdg/conditional-cpu-exts

[Jehan <jehanp src gnome org>]

The branch 'wip/nielsdg/conditional-cpu-exts' 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:

  27156b8... meson: Always enable CPU extensions

Commits added to the branch:

  81b076a... devel-docs: some info on new Gitlab MR feature to create te (*)
  8f89d31... Update Catalan translation (*)
  1731c87... plug-ins: fix the fix for #6116 grayscale gif animation. (*)
  3d33e4b... Update Catalan translation (*)
  83f0763... Update Swedish translation (*)
  c364d8a... NEWS: update. (*)
  39a2974... NEWS: adding smooth scroll coming with GTK3. (*)
  def862b... meson: Always enable CPU extensions

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