Remove unnecessary Close() overrides from subscribers

mqtt/logger.go

@@ -122,8 +122,3 @@ func (ml *MessageLogger) logMessage(packet *Packet) {
 	}
 }
 
-// Close overrides the BaseSubscriber.Close method
-func (ml *MessageLogger) Close() {
-	// Call the base close method which will handle unsubscribe and closeLogFiles
-	ml.BaseSubscriber.Close()
-}

mqtt/stats.go

@@ -103,8 +103,3 @@ func (s *MessageStats) PrintStats() {
 	s.LastStatsPrinted = now
 }
 
-// Close overrides the BaseSubscriber.Close method
-func (s *MessageStats) Close() {
-	// Call the base close method which will handle unsubscribe and stop the ticker
-	s.BaseSubscriber.Close()
-}