Pull request: 5190-clear-cache

Updates #4695.
Updates #5190.

Squashed commit of the following:

commit f4156f54ebd1b0c96318715441da1dc54cbbfb0f
Author: Ildar Kamalov <ik@adguard.com>
Date:   Fri Dec 2 16:19:03 2022 +0300

    client: button styles

commit 42cd8ac8ac1abb5c43a42065e2374d11f2d9a62b
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Fri Dec 2 15:39:15 2022 +0300

    all: upd dnsproxy

commit 87b04391afeaed28523448aa12a317300e718b72
Author: Ildar Kamalov <ik@adguard.com>
Date:   Fri Dec 2 15:19:07 2022 +0300

    client: add clear cache button

commit ee99548b3689ce47959d9bddc6a1e866e773dcc3
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Thu Dec 1 18:54:54 2022 +0300

    all: add cache clear

CHANGELOG.md

@@ -25,6 +25,10 @@ See also the [v0.107.20 GitHub milestone][ms-v0.107.20].
 [ms-v0.107.20]: https://github.com/AdguardTeam/AdGuardHome/milestone/56?closed=1
 -->
 
+### Added
+
+- The ability to clear the DNS cache ([#5190]).
+
 ### Changed
 
 - DHCP server initialization errors are now logged at debug level if the server
@@ -39,6 +43,7 @@ See also the [v0.107.20 GitHub milestone][ms-v0.107.20].
 
 [#4944]: https://github.com/AdguardTeam/AdGuardHome/issues/4944
 [#5189]: https://github.com/AdguardTeam/AdGuardHome/issues/5189
+[#5190]: https://github.com/AdguardTeam/AdGuardHome/issues/5190