Pull request 2195: upd-go-code

Squashed commit of the following:

commit a1bd3c249be043108c84a902d2e88bf80946d444
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Thu Apr 4 14:59:37 2024 +0300

    all: upd more

commit 9e55bbb02c2af2064aa2a2ca7b49fd28b544a02c
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Thu Apr 4 14:12:45 2024 +0300

    all: upd go code

internal/stats/unit.go

@@ -525,9 +525,8 @@ func (s *StatsCtx) fillCollectedStatsDaily(
 	hours := countHours(curHour, days)
 	units = units[len(units)-hours:]
 
-	for i := 0; i < len(units); i++ {
+	for i, u := range units {
 		day := i / 24
-		u := units[i]
 
 		data.DNSQueries[day] += u.NTotal
 		data.BlockedFiltering[day] += u.NResult[RFiltered]