Fix for build breaking change...

Fix for build breaking change https://github.com/micropython/micropython/commit/efe23aca7154d21a9e8f283313c7a1ac29e05d86

st7789/st7789.c

@@ -2255,4 +2255,8 @@ const mp_obj_module_t mp_module_st7789 = {
 	.globals = (mp_obj_dict_t *) &mp_module_st7789_globals,
 };
 
-MP_REGISTER_MODULE(MP_QSTR_st7789, mp_module_st7789, MODULE_ST7789_ENABLED);
+
+// use the following for older versions of MicroPython
+// MP_REGISTER_MODULE(MP_QSTR_st7789, mp_module_st7789, MODULE_ST7789_ENABLE);
+
+MP_REGISTER_MODULE(MP_QSTR_st7789, mp_module_st7789);