Pull request: 3567 filters update

Merge in DNS/adguard-home from 3567-old-filters to master

Updates #3567.

Squashed commit of the following:

commit d5cc419f1b01f89b2cbf40ff98b562d3498c15c2
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Wed Sep 15 19:22:49 2021 +0300

    home: lock doc

commit 54edba6b3bd87a5e6a46c626db8eca9f4cd50858
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Wed Sep 15 14:16:20 2021 +0300

    home: imp code, docs

commit e6dde1d3b3e3e0b196361806e77708bb797f5d29
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Wed Sep 15 13:53:50 2021 +0300

    home: imp code, logic

commit b258b62948504e62d0e6366605dbd288f4584ada
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Sep 14 19:35:14 2021 +0300

    all: imp log of changes

commit 9b66cde852ae1741d10e54fcb1d13d9676b42436
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Sep 14 18:56:52 2021 +0300

    home: imp filter upd

CHANGELOG.md

@@ -10,7 +10,7 @@ and this project adheres to
 ## [Unreleased]
 
 <!--
-## [v0.107.0] - 2021-09-14 (APPROX.)
+## [v0.107.0] - 2021-09-28 (APPROX.)
 -->
 
 ### Added
@@ -115,6 +115,7 @@ In this release, the schema version has changed from 10 to 12.
 
 ### Fixed
 
+- Removal of temporary filter files ([#3567]).
 - Panic when an upstream server responds with an empty question section
   ([#3551]).
 - 9GAG blocking ([#3564]).
@@ -195,6 +196,7 @@ In this release, the schema version has changed from 10 to 12.
 [#3538]: https://github.com/AdguardTeam/AdGuardHome/issues/3538
 [#3551]: https://github.com/AdguardTeam/AdGuardHome/issues/3551
 [#3564]: https://github.com/AdguardTeam/AdGuardHome/issues/3564
+[#3567]: https://github.com/AdguardTeam/AdGuardHome/issues/3567
 [#3568]: https://github.com/AdguardTeam/AdGuardHome/issues/3568
 [#3579]: https://github.com/AdguardTeam/AdGuardHome/issues/3579