Set mqttsuffix from sensor name if it hasn't been set

dcdbpusher/includes/ConfiguratorTemplate.h

@@ -320,6 +320,9 @@ class ConfiguratorTemplate : public ConfiguratorInterface {
 				}
 			}
 		}
+		if (sBase.getMqtt().size() == 0) {
+			sBase.setMqtt(sBase.getName());
+		}
 		sensorBase(sBase, config);
 		return true;
 	}