Pull request: 1730 bogus cidr

Merge in DNS/adguard-home from 1730-bogus-cidr to master

Closes #1730.

Squashed commit of the following:

commit 0be54259ca4edb8752e9f7e5ea5104a2b51ed440
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Jan 25 18:50:01 2022 +0300

    all: imp log of changes

commit 59fb7a8c469216823ff54621ec40a4d084836132
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Jan 25 18:46:34 2022 +0300

    all: log changes

commit 9206b13dd715fdf1180d1d572d1b80024b9e6592
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Jan 25 18:41:26 2022 +0300

    all: upd dnsproxy

CHANGELOG.md

@@ -19,6 +19,11 @@ and this project adheres to
 
 - `windows/arm64` support ([#3057]).
 
+### Changed
+
+- The `dns.bogus_nxdomain` configuration file parameter now supports CIDR
+  notation alongside IP addresses ([#1730]).
+
 ### Deprecated
 
 <!--
@@ -31,6 +36,7 @@ and this project adheres to
 
 - Go 1.16 support.
 
+[#1730]: https://github.com/AdguardTeam/AdGuardHome/issues/1730
 [#3057]: https://github.com/AdguardTeam/AdGuardHome/issues/3057