Pull request 1935: upd-pprof

Squashed commit of the following:

commit 71d8936bddcf2d2b293015d3091df72aa1333270
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Thu Jul 20 18:48:08 2023 +0300

    next/websvc: fix pprof disabling

commit 30cc75d1eb89f7422555c18ad474324ab55eb13b
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Thu Jul 20 18:30:29 2023 +0300

    all: upd golibs; add pprof to next

internal/next/AdGuardHome.example.yaml

@@ -18,6 +18,9 @@ dns:
   bootstrap_prefer_ipv6: true
   use_dns64: true
 http:
+  pprof:
+    enabled: true
+    port: 6060
   addresses:
   - '0.0.0.0:3000'
   secure_addresses: []