Remove LED pin.

There's just the NEOPIXEL on this board, no other LED.

Author: CharString

ports/raspberrypi/boards/waveshare_rp2040_zero/pins.c

@@ -40,7 +40,6 @@ STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR_VBUS_SENSE), MP_ROM_PTR(&pin_GPIO24) },
     { MP_ROM_QSTR(MP_QSTR_GP24), MP_ROM_PTR(&pin_GPIO24) },
 
-    { MP_ROM_QSTR(MP_QSTR_LED), MP_ROM_PTR(&pin_GPIO25) },
     { MP_ROM_QSTR(MP_QSTR_GP25), MP_ROM_PTR(&pin_GPIO25) },
 
     { MP_ROM_QSTR(MP_QSTR_GP26_A0), MP_ROM_PTR(&pin_GPIO26) },