Remove direct launch

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

launcher/minecraft/MinecraftInstance.h

@@ -165,8 +165,6 @@ public:
 
 protected:
     QMap<QString, QString> createCensorFilterFromSession(AuthSessionPtr session);
-    QStringList validLaunchMethods();
-    QString launchMethod();
 
 protected: // data
     std::shared_ptr<PackProfile> m_components;