BSD-4-Clause-UC license usage

[Matthew Selsky]

On Thu, Apr 30, 2020 at 08:03:26PM +0800, Sanjeev Gupta wrote:
>    Hal,
>    I have sent in a MR,
>    https://gitlab.com/NTPsec/ntpsec/-/merge_requests/1121
>    for your review.

Hi Sanjeev!

I submitted https://gitlab.com/NTPsec/ntpsec/-/merge_requests/1122 before I saw this.

My MR also updates ntpd/ntp_dns.c

Thanks,
-Matt