TLS 1.2

[Havard Eidnes]

> There is now this PR [1] that addresses some issues around TLS
> protocol configuration.
> Among other things it:
> - introduces a new `tls-protocols` configuration option,
> - brings back TLS1.2 support by default.
>
> This will be included in the next feature release of Unbound, probably
> 1.25.0.

While I acknowledge there may be cases where this is desireable
or necessary, SSLlabs.com's checker then downgrades your rating.

I'm hoping that the way to re-establish TLS1.3-only is
well-documented and possibly also mentioned in the release
notes...

Best regards,

- Håvard