Move LBA Enhancer to the ISA ROM system

src/qt/qt_settingsstoragecontrollers.hpp

@@ -44,9 +44,6 @@ private slots:
     void on_comboBoxSCSI4_currentIndexChanged(int index);
     void on_pushButtonSCSI4_clicked();
 
-    void on_checkBoxLbaEnhancer_stateChanged(int arg1);
-    void on_pushButtonConfigureLbaEnhancer_clicked();
-
 private:
     Ui::SettingsStorageControllers *ui;
     int                             machineId = 0;