[dts] [PATCH V1] fix test failed when master time less then slave time

[Liu, Yong]

Thanks, applied.

On 09/05/2017 10:04 AM, xu,huilong wrote:
> update regular expression for get time difference when master time less then slave time
>
> Signed-off-by: xu,huilong<huilongx.xu at intel.com>
> ---