Remove a comment that refers to previously deleted code

Author: jepler

ports/espressif/boards/m5stack_m5paper/pins.c

@@ -78,7 +78,5 @@ static const mp_rom_map_elem_t board_module_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR_PORTA_I2C), MP_ROM_PTR(&board_porta_i2c_obj) },
     { MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&board_spi_obj) },
     { MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) },
-
-    // TODO: Uncomment once the display initialization code is added.
 };
 MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);