Fix the check for when to speak audio messages

src/uas/UAS.cc

@@ -1314,7 +1314,7 @@ void UAS::receiveMessage(LinkInterface* link, mavlink_message_t message)
             QString text = QString(b);
             int severity = mavlink_msg_statustext_get_severity(&message);
 
-            if (text.startsWith("#") || severity > MAV_SEVERITY_WARNING)
+            if (text.startsWith("#") || severity <= MAV_SEVERITY_WARNING)
             {
                 text.remove("#audio:");
                 emit textMessageReceived(uasId, message.compid, severity, QString("Audio message: ") + text);