Pull request 2135: Fix changelog

Squashed commit of the following:

commit 857c53d
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Thu Jan 25 21:07:29 2024 +0300

    all: fix chlog

CHANGELOG.md

@@ -27,7 +27,7 @@ NOTE: Add new changes BELOW THIS COMMENT.
 
 - Etc timezones to the timezone list ([#6568]).
 - The schema version of the configuration file to the output of running
-  `AdGuardHome` (or `AdGuardHome.exe) with `-v --version` command-line options
+  `AdGuardHome` (or `AdGuardHome.exe`) with `-v --version` command-line options
   ([#6545]).
 - Ability to disable plain-DNS serving via UI if an encrypted protocol is
   already used ([#1660]).