[retro-gtk] (28 commits) Non-fast-forward update to branch stable-api

[Adrien Plazas <aplazas src gnome org>]

The branch 'stable-api' 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:

  8be827b... Drop the RETRO_GTK_USE_UNSTABLE_API guard

Commits added to the branch:

  63d014f... retro-controller-iterator: Mark controller in next() as (tr (*)
  f625f2f... retro-controller-iterator: Don't error on null parameters i (*)
  8f0f419... retro-core: Use GUINT_TO_POINTER() for controller ports (*)
  a1553e5... retro-pa-player: Don't try to play audio if there are no sa (*)
  37135e1... retro-core: Make state size mismatch non-fatal (*)
  b1c3c3e... glsl-filters: Re-add bicubic and sharp filters (*)
  70bd269... retro-gl-display: Use shaders for all filters (*)
  e4f98ce... Create shared/ dir (*)
  3b2a773... retro-controller-type: Add functions for getting id and ind (*)
  24eea50... Add RetroMemfd (*)
  7e126a1... Add RetroControllerState (*)
  513ccbf... Add RetroFramebuffer (*)
  452b5e0... Move RetroCore to retro-runner/ (*)
  667f52a... Run libretro cores in subprocess (*)
  7757828... build: Allow to disable pulseaudio (*)
  41fe3b0... flatpak: Disable pulseaudio for unit tests (*)
  ff8e548... ci: Disable pulseaudio for tests (*)
  c38dc04... core: Make it a singleton (*)
  ffe2d9f... core: Document the iterated signal (*)
  d1a691b... core: Improve the runahead property documentation (*)
  388e1d7... core: Typo, quote and apostrophe fix (*)
  9d81cae... core: Fix a precondition in retro_core_override_option_defa (*)
  2a7abec... core: Make keyboard_widget_notify() static (*)
  349e254... core: Make controller_state_changed_cb() static (*)
  b935f18... core: Check controller in retro_core_set_default_controller (*)
  7bb2f2f... core: Check controller in retro_core_set_controller() (*)
  b923180... core: Auto emit 'iterated' on cleanup (*)
  a4dbcac... Drop the RETRO_GTK_USE_UNSTABLE_API guard

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