set up dual spi busses

Co-authored-by: CDarius <[email protected]>

Author: jamesjnadeau

ports/espressif/boards/m5stack_cardputer/pins.c

@@ -1,7 +1,7 @@
 #include "shared-bindings/board/__init__.h"
 
 #include "shared-module/displayio/__init__.h"
-
+CIRCUITPY_BOARD_BUS_SINGLETON(sd_spi, spi, 1)
 STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
     CIRCUITPYTHON_BOARD_DICT_STANDARD_ITEMS