Add support for firmware update

src/main.c

@@ -5,6 +5,7 @@
 #include "alsa-sim.h"
 #include "main.h"
 #include "menu.h"
+#include "scarlett2-firmware.h"
 #include "window-hardware.h"
 #include "window-iface.h"
 
@@ -34,6 +35,7 @@ static void startup(GtkApplication *app, gpointer user_data) {
 
   load_css();
 
+  scarlett2_enum_firmware();
   alsa_init();
 
   create_no_card_window();