[meta] Add option to FORCE X11 as Graphics Backend (#2820)

* save the option on a external file because settings
  are loaded AFTER Qt window is created and then
  the graphics backend is already applied

Signed-off-by: Caio Oliveira <caiooliveirafarias0@gmail.com>

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/2820
Reviewed-by: MaranBr <maranbr@eden-emu.dev>
Reviewed-by: Shinmegumi <shinmegumi@eden-emu.dev>
Co-authored-by: Caio Oliveira <caiooliveirafarias0@gmail.com>
Co-committed-by: Caio Oliveira <caiooliveirafarias0@gmail.com>

src/qt_common/config/shared_translation.cpp

@@ -424,6 +424,10 @@ std::unique_ptr<TranslationMap> InitializeTranslations(QObject* parent)
 
     // Linux
     INSERT(Settings, enable_gamemode, tr("Enable Gamemode"), QString());
+#ifdef __unix__
+    INSERT(Settings, gui_force_x11, tr("Force X11 as Graphics Backend"), QString());
+    INSERT(Settings, gui_hide_backend_warning, QString(), QString());
+#endif
 
     // Ui Debugging