pymodbus v3.4.0

This release integrates the transport layer into the server, upgrade the simulator and many bug fixes.

• Prepare v3.4.0.
• Handle partial local echo. (#1675)
• clarify handle_local_echo. (#1674)
• async_client: add retries/reconnect. (#1672)
• Fix 3.11 problem. (#1673)
• Add new example simulator server/client. (#1671)
• examples/contrib/explain.py leveraging Rapid SCADA (#1665)
• _logger missed basicConfig. (#1670)
• Bug fix for #1662 (#1663)
• Bug fix for #1661 (#1664)
• Fix typo in config.rst (#1660)
• test action_increment. (#1659)
• test codeql (#1655)
• mypy complaints. (#1656)
• Remove self.params from async client (#1640)
• Drop test of pypy with python 3.8.
• repair server_async.py (#1644)
• move common framer to base. (#1639)
• Restrict Return diag call to bytes. (#1638)
• use slave= in diag requests. (#1636)
• transport listen in server. (#1628)
• CI test.
• Integrate transport in server. (#1617)
• fix getFrameStart for ExceptionResponse (#1627)
• Add min/min to simulator actions.
• Change to "sync client" in forwarder example (#1625)
• Remove docker (lack of maintenance). (#1623)
• Clean defaults (#1618)
• Reduce CI log with no debug. (#1616)
• prepare server to use transport. (#1607)
• Fix RemoteSlaveContext (#1599)
• Combine stale and lock. (#1608)
• update pytest + extensions. (#1610)
• Change version follow PEP 440. (#1609)
• Fix regression with REPL server not listening (#1604)
• Remove handler= for server classes. (#1602)
• Fix write function codes (#1598)
• transport nullmodem (#1591)
• move test of examples to subdirectory. (#1592)
• transport as object, not base class. (#1572)
• Simple examples. (#1590)
• transport_connect as bool. (#1587)
• Prepare dev (#1588)
• Release corrections. (#1586)

Thanks to:
Alex
Fredo70
Hangyu Fan
James Braza
jan iversen