[WIP] Fix ban by software version, some other under-hood changes

- Use updated version of upstream go-xmpp + fixes on client-side
- Still waiting for https://github.com/xmppo/go-xmpp/pull/215
- Introduce golangci-lint v2 + fixes

internal/jabber/buny.go

@@ -9,7 +9,7 @@ import (
 	"strings"
 
 	"github.com/davecgh/go-spew/spew"
-	"github.com/eleksir/go-xmpp"
+	"github.com/xmppo/go-xmpp"
 )
 
 // BunyPresense производит проверку по бело-чёрным спискам. Если presence пришёл от злодея (из чёрного списка), то
@@ -419,21 +419,22 @@ func (j *Jabber) BunySoftwareVersion(v xmpp.IQ, ver IqResultSoftwareVersion) err
 
 			_ = json.Unmarshal([]byte(presenceJSONString), &p)
 
-			if p.Affiliation == "admin" || p.Affiliation == "owner" {
-				log.Infof("Skipping useragent blacklist check for %s because his affiliation is %s", v.From, p.Affiliation)
-
-				continue
-			}
-
-			// На всякий случай.
-			if p.Role == "moderator" {
-				log.Infof("Skipping useragent blacklist check for %s because his role is %s", v.From, p.Role)
-
-				continue
-			}
-
 			if v.From == p.From {
-				log.Errorf("Found jid of %s in presence db: %s", v.From, p.JID)
+
+				log.Infof("Found jid of %s in presence db: %s", v.From, p.JID)
+
+				if p.Affiliation == "admin" || p.Affiliation == "owner" {
+					log.Infof("Skipping useragent blacklist check for %s because his affiliation is %s", v.From, p.Affiliation)
+
+					continue
+				}
+
+				// На всякий случай.
+				if p.Role == "moderator" {
+					log.Infof("Skipping useragent blacklist check for %s because his role is %s", v.From, p.Role)
+
+					continue
+				}
 
 				// Lookup in global blacklist.
 				for _, cRoom := range j.RoomsConnected {