[android, desktop] Firebomb pre-alpha banner (#195)

Signed-off-by: crueter <swurl@swurl.xyz>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/195
Co-authored-by: crueter <swurl@swurl.xyz>
Co-committed-by: crueter <swurl@swurl.xyz>

src/yuzu/game_list.h

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: 2015 Citra Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -176,11 +179,6 @@ private:
     ControllerNavigation* controller_navigation = nullptr;
     CompatibilityList compatibility_list;
 
-    QHBoxLayout* warning_layout = nullptr;
-    QWidget* warning_widget = nullptr;
-    QPushButton* warning_dont_show_again = nullptr;
-    QLabel* pre_alpha_warning = nullptr;
-
     friend class GameListSearchField;
 
     const PlayTime::PlayTimeManager& play_time_manager;