Pull request 2190: 6758-embed-tzdata

Closes #6758.

Squashed commit of the following:

commit d62b427
Author: Stanislav Chzhen <s.chzhen@adguard.com>
Date:   Tue Apr 2 18:25:34 2024 +0300

    all: add docs

commit bb129d7
Author: Stanislav Chzhen <s.chzhen@adguard.com>
Date:   Tue Apr 2 17:04:42 2024 +0300

    all: upd chlog

commit 59573d9
Author: Stanislav Chzhen <s.chzhen@adguard.com>
Date:   Tue Apr 2 15:38:42 2024 +0300

    all: embed tzdata

CHANGELOG.md

@@ -25,6 +25,7 @@ NOTE: Add new changes BELOW THIS COMMENT.
 
 ### Changed
 
+- Time Zone Database is now embedded in the binary ([#6758]).
 - Failed authentication attempts show the originating IP address in the logs, if
   the request came from a trusted proxy ([#5829]).
 
@@ -43,6 +44,7 @@ NOTE: Add new changes BELOW THIS COMMENT.
 
 [#5829]: https://github.com/AdguardTeam/AdGuardHome/issues/5829
 [#6717]: https://github.com/AdguardTeam/AdGuardHome/issues/6717
+[#6758]: https://github.com/AdguardTeam/AdGuardHome/issues/6758
 [#6851]: https://github.com/AdguardTeam/AdGuardHome/issues/6851
 
 <!--

main.go

@@ -4,6 +4,10 @@ package main
 
 import (
 	"embed"
+	// Embed tzdata in binary.
+	//
+	// See https://github.com/AdguardTeam/AdGuardHome/issues/6758
+	_ "time/tzdata"
 
 	"github.com/AdguardTeam/AdGuardHome/internal/home"
 )