[five-or-more] Compile with Gtk4.

[Arnaud B. <arnaudb src gnome org>]

commit e4b966442a515470cd5e55a51b18485db8b2a465
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Thu Mar 12 21:24:20 2020 +0100

    Compile with Gtk4.

 meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index ec110fc..af3a5b5 100644
--- a/meson.build
+++ b/meson.build
@@ -20,7 +20,7 @@ gee_dep = dependency('gee-0.8')
 gio_dep = dependency('gio-2.0', version: '>= ' + glib_min_version)
 glib_dep = dependency('glib-2.0', version: '>= ' + glib_min_version)
 gmodule_export_dep = dependency('gmodule-export-2.0')
-gtk_dep = dependency('gtk+-3.0', version: '>= 3.24.0')
+gtk_dep = dependency('gtk4', version: '>= 3.99.1')
 libgnome_games_support_dep = dependency('libgnome-games-support-1', version: '>= 1.7.1')
 librsvg_dep = dependency('librsvg-2.0', version: '>= 2.32.0')