Combine launch buttons in Instance window, persist profiler

Signed-off-by: TheKodeToad <TheKodeToad@proton.me>

launcher/minecraft/MinecraftInstance.h

@@ -2,7 +2,7 @@
 /*
  *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
- *  Copyright (C) 2022 TheKodeToad <TheKodeToad@proton.me>
+ *  Copyright (C) 2023 TheKodeToad <TheKodeToad@proton.me>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -77,6 +77,8 @@ public:
         return true;
     }
 
+    void populateLaunchMenu(QMenu* menu) override;
+
     ////// Directories and files //////
     QString jarModsDir() const;
     QString resourcePacksDir() const;