[gssdp] (17 commits) Non-fast-forward update to branch wip/gtk4

[Jens Georg <jensgeorg src gnome org>]

The branch 'wip/gtk4' 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:

  c29f1a0... wip: gtk4
  5f24aa7... Enable context menu

Commits added to the branch:

  14f7509... sniffer: Add some information (*)
  12bdc3d... doc: Use gi-docgen for the documentation (*)
  71cf088... client: Update docs and introspection (*)
  1b23f9b... doc: Add logo (*)
  a0f09c0... doc: Add links to dependencies (*)
  fbaa428... doc: Some dependency fixes (*)
  de595ee... resource-browser: Update docs and introspection (*)
  5040f8c... resource-group: Fix intrspection and docs (*)
  3bc14e9... Error: Add short tagline (*)
  df5f512... doc: Remove old gtk-doc files (*)
  baba225... doc: Set authors string (*)
  2efc67d... doc: Dist docs (*)
  9770842... ci: Use docs dir for documentation deployment (*)
  7bf6646... sniffer: Port to GTK4
  1eeb3c7... Enable context menu
  28d3317... sniffer: Add logo to about dialog
  71b5dec... ci: Add gtk4 devel

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