Fix up buptest after IDE emulation layer removal

buptest.c

@@ -19,7 +19,6 @@
 #include <sys/ioctl.h>
 #include "emulator.h"
 #include "gpio/ps_protocol.h"
-#include "platforms/amiga/gayle-ide/ide.h"
 
 #define SIZE_KILO 1024
 #define SIZE_MEGA (1024 * 1024)
@@ -219,7 +218,3 @@ test_loop:;
 
 void m68k_set_irq(unsigned int level) {
 }
-
-struct ide_controller *get_ide(int index) {
-    return NULL;
-}