hw/mcu/nordic: Fix weird includes in compat package
#define NRFX_CONFIG_H__
#if NRF52
-#include "../../nrf52xxx-compat/include/nrfx52_config.h"
+#include "nrfx52_config.h"
#elif NRF52840_XXAA
-#include "../../nrf52xxx-compat/include/nrfx52840_config.h"
+#include "nrfx52840_config.h"
#else
#error Unsupported chip selected
#endif
