tests/projects/modbus_test_tcp/modbus_0@modbus/ModbusTCPclient_0@ModbusTCPclient/confnode.xml
MQTT: remove standalone MQTT clien generator code.
Code was inherited from OPC-UA extension, but not properly maintained.
<?xml version='1.0' encoding='utf-8'?>
<ModbusTCPclient xmlns:xsd="http://www.w3.org/2001/XMLSchema" Remote_Port_Number="1502" Configuration_Name="Modbus TCP Client 0.0"/>