update Kconfig

Author: flyingcys

bsp/bouffalo_lab/libraries/rt_drivers/drv_i2c.c

@@ -99,7 +99,7 @@ int rt_hw_i2c_init(void)
     bflb_gpio_init(gpio, I2C0_GPIO_SCL, GPIO_FUNC_I2C0 | GPIO_ALTERNATE | GPIO_PULLUP | GPIO_SMT_EN | GPIO_DRV_1);
     /* I2C0_SDA */
     bflb_gpio_init(gpio, I2C0_GPIO_SDA, GPIO_FUNC_I2C0 | GPIO_ALTERNATE | GPIO_PULLUP | GPIO_SMT_EN | GPIO_DRV_1);
- 
+
     /* init i2c bus device */
     rt_mutex_init(&i2c_bus0.lock, "i2c0_mutex", RT_IPC_FLAG_PRIO);
 
@@ -172,4 +172,4 @@ int rt_hw_i2c_init(void)
 }
 INIT_BOARD_EXPORT(rt_hw_i2c_init);
 
-#endif /* BSP_USING_I2C */
+#endif /* BSP_USING_I2C */