Remove unneccesary call to USB_Device_EnableSOFEvents() in the MassStorage and...

Remove unneccesary call to USB_Device_EnableSOFEvents() in the MassStorage and MIDI Device Class demos.

Demos/Device/ClassDriver/MIDI/MIDI.c

@@ -184,8 +184,6 @@ void EVENT_USB_Device_ConfigurationChanged(void)
 
 	ConfigSuccess &= MIDI_Device_ConfigureEndpoints(&Keyboard_MIDI_Interface);
 
-	USB_Device_EnableSOFEvents();
-
 	LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR);
 }
 

Demos/Device/ClassDriver/MassStorage/MassStorage.c

@@ -114,8 +114,6 @@ void EVENT_USB_Device_ConfigurationChanged(void)
 
 	ConfigSuccess &= MS_Device_ConfigureEndpoints(&Disk_MS_Interface);
 
-	USB_Device_EnableSOFEvents();
-
 	LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR);
 }