[gtk] (10 commits) Non-fast-forward update to branch column-sorting

[Matthias Clasen <matthiasc src gnome org>]

The branch 'column-sorting' 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:

  1fc143d... Add gtk_multi_sorter_splice
  2f87b0e... Add GtkInvertibleSorter
  4a35448... columnview: Reimplement column view sorting
  5a0f56a... columnview: Clarify docs

Commits added to the branch:

  ac1ea6f... docs: Remove mention of ~/.gtk-4.0 (*)
  17819ad... filechooser: Improve "Open in File Manager" (*)
  1d16bd7... Merge branch 'matthiasc/for-main' into 'main' (*)
  4ba5c90... Merge branch 'filechooser-amberol' into 'main' (*)
  60fb93e... label: Tweak selection behavior (*)
  4bb79de... Merge branch 'label-selection-fix' into 'main' (*)
  3d521d3... Add gtk_multi_sorter_splice
  9f89481... Add GtkInvertibleSorter
  fc808f9... columnview: Reimplement column view sorting
  b4b935a... columnview: Clarify docs

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