[gnome-games] (15 commits) Non-fast-forward update to branch wip/exalm/libhandy3

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/libhandy3' 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:

  510050c... preferences-sidebar: Add 'show-selection' property
  1fe716d... preferences-window: Don't show menu in headerbar
  8ef0c8f... preferences-window: Add back button
  dfe1d53... preferences-window: Wrap into HdyLeaflet
  abe76f8... preferences-window: Manage window buttons via HdyHeaderGrou
  b717945... wip: narrow mode
  85db863... ui: Set min children number for flwobox

Commits added to the branch:

  48c4fbe... retro-simple-types: Remove MS-DOS (*)
  02cdc7f... plugins: Add MS-DOS plugin (*)
  47cf160... Version 3.31.3 (*)
  6779bbc... Improve the appdata file (*)
  ed8ce35... data: Validate desktop file and appdata (*)
  90b486a... application: Use Gtk.FileChooserDialog for Flatpak (*)
  9cdb2ce... flatpak: Allow host:ro access (*)
  7c1c16b... Update Polish translation (*)
  b092258... preferences-sidebar: Add 'show-selection' property (*)
  a11ad1c... preferences-window: Don't show menu in headerbar (*)
  8226b3c... preferences-window: Add back button (*)
  5951ae7... preferences-window: Wrap into HdyLeaflet (*)
  4572c35... preferences-window: Manage window buttons via HdyHeaderGrou (*)
  6d9eff2... wip: narrow mode
  265626c... ui: Set min children number for flwobox

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