Pull request 1871: upd-proxy

Merge in DNS/adguard-home from upd-proxy to master

Updates #5872.

Squashed commit of the following:

commit fac8d1cdeb53cb5cfe867c7a3521bb5ca76331ef
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Fri Jun 9 19:18:35 2023 +0300

    all: fix chlog

commit 10f64ba5683422ecc3cb5d0bd6c679ed4e80e0cc
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Fri Jun 9 19:14:07 2023 +0300

    all: log changes

commit 14410c4997c674a4f8a4adf8b77c1cf692131d24
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Fri Jun 9 18:48:09 2023 +0300

    all: upd proxy

CHANGELOG.md

@@ -28,6 +28,11 @@ NOTE: Add new changes BELOW THIS COMMENT.
 - The ability to edit rewrite rules via `PUT /control/rewrite/update` HTTP API
   ([#1577]).
 
+### Fixed
+
+ - DNSCrypt upstream not resetting the client and resolver information on
+   dialing errors ([#5872]).
+
 [#1577]: https://github.com/AdguardTeam/AdGuardHome/issues/1577
 
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