add LED pin

Author: snkYmkrct

ports/stm/boards/daisy_seed_with_sdram/pins.c

@@ -1,6 +1,6 @@
 #include "shared-bindings/board/__init__.h"
 
 STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
-
+{MP_ROM_QSTR(MP_QSTR_LED), MP_ROM_PTR(&pin_PC07)},
 };
 MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);