beremiz

Update README.md
wxPython4
2022-10-20, etisserant
08a078a04f95
Update README.md

use back quote instead of simple quote for quoted strings.
<?xml version='1.0' encoding='utf-8'?>
<ModbusServerNode xmlns:xsd="http://www.w3.org/2001/XMLSchema" Local_Port_Number="1502" Local_IP_Address="127.0.0.1"/>