Pull request 1952: 5948-fix-dns-filter

Updates #5948.

Squashed commit of the following:

commit 9dbc197f004a19211e5fedeb9bdd7075e2915fce
Author: Stanislav Chzhen <s.chzhen@adguard.com>
Date:   Mon Aug 7 15:06:38 2023 +0300

    all: imp chlog

commit fbcccc2ff3663fc8ae0cd75ef6ac4cdcc0fa7d36
Author: Stanislav Chzhen <s.chzhen@adguard.com>
Date:   Thu Aug 3 16:58:35 2023 +0300

    all: upd chlog

commit 4f9e8fcbfb4d43fd98a99529f20e9d40946ee5c1
Author: Stanislav Chzhen <s.chzhen@adguard.com>
Date:   Wed Aug 2 19:24:42 2023 +0300

    dnsforward: fix dns filter

CHANGELOG.md

@@ -53,6 +53,13 @@ In this release, the schema version has changed from 24 to 25.
   remove the new object `pprof`, set back `debug_pprof`, and change the
   `schema_version` back to `24`.
 
+### Fixed
+
+- Panic on shutting down while DNS requests are in process of filtering
+  ([#5948]).
+
+[#5948]: https://github.com/AdguardTeam/AdGuardHome/issues/5948
+
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