Disable test-code after final testing

qthing/mqtt.cpp

@@ -409,7 +409,8 @@ bool testTopicMatcher() {
 void mqtt_client_start() {
   if (!mqtt_started) {
 
-    testTopicMatcher();
+    // Comment in before changing topic matching algorithm
+    // testTopicMatcher();
 
     add_message_callback(FIRMWARE_ERROR_TOPIC, show_qd_error_message);
     add_message_callback(FIRMWARE_COMMAND_TOPIC, handle_firmware_command);