Bug#985616: Document change to unbound ".d" config file fragment behavior

[Justin B Rye <justin.byam.rye@gmail.com>]

Paul Gevers wrote:
>>   <section id="unbound-config-file-handling">
>>     <title>Config file fragment handling in unbound</title>
>>     <para>
>>       The DNS resolver <systemitem role="package">unbound</systemitem>
>>       has changed the way it handles configuration file fragments. If
>>       you are relying on an <literal>include:</literal> directive to
>>       merge several fragments into a valid configuration, you should
>>       read <ulink
>>       url="https://sources.debian.org/src/unbound/1.13.1-1/debian/NEWS/";>the
> 
> To be slightly more robust, should we replace 1.13.1-1 with bullseye?
> https://sources.debian.org/src/unbound/bullseye/debian/NEWS/ seems to
> work as intended.

Good idea!
-- 
JBR	with qualifications in linguistics, experience as a Debian
	sysadmin, and probably no clue about this particular package