Mini optimized the spi_flash_init.c

Delete the ";"

bsp/stm32/stm32f429-armfly-v6/board/ports/spi_flash_init.c

@@ -22,7 +22,7 @@ static int rt_hw_spi_flash_init(void)
     if (RT_NULL == rt_sfud_flash_probe("W25Q64", "spi30"))
     {
         return -RT_ERROR;
-    };
+    }
 
     return RT_EOK;
 }