[gnome-games] (9 commits) Non-fast-forward update to branch retro-gtk-0-18

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'retro-gtk-0-18' 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:

  3c0088f... flatpak: Ensure we use retro-gtk 0.18

Commits added to the branch:

  5c8f364... meson: Bump retro-gtk API version (*)
  fbfb2ba... retro: Adapt to API changes in retro-gtk (*)
  7f09434... retro-runner: Remove game-init and game-deinit signals (*)
  0f7b586... flatpak: Pin mednafen-pce-fast commit (*)
  85c066e... flatpak: Pin libhandy to libhandy-0-0 branch (*)
  f2aa94b... Revert "retro-runner: Remove game-init and game-deinit sign (*)
  df0bf40... Revert "retro: Adapt to API changes in retro-gtk" (*)
  e9a10e9... Revert "meson: Bump retro-gtk API version" (*)
  31aad91... flatpak: Ensure we use retro-gtk 0.18

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