Speechmatics-python

- Remove default values from args parser for max-delay-mode and operating-point for
backwards compatibility with older versions of RTC.

- Use later version of sphinx to generate docs (supports Python 3.10)
- Update Speechmatics logo
- Allow user to raise ForceEndSession from an event handler or middleware in order to
forcefully end the transcription session early.

- Publish to pypi.org not test.pypi.org.

Added

- Update helper text for enable-entities, max-delay, and max-delay-mode

Added

- Support for choosing mode of operation for max_delay via `max_delay_mode` in transcription config.

Added

- bump `websockets` dependency to 10.1 to get the fix for an issue it has with Python 3.10