Update from latest template

[edthedev]

• Update to support wheel deployment
• Run tests on Python 3.13
• Add various quality of life improvements

[edthedev]

Tests pass locally on Python 3.13:

(venv) delaport@techsvc-P10H05596:~/src/secops-splunk-null-router$ make unit
venv/bin/python -m pytest
=============================================== test session starts ===============================================
platform linux -- Python 3.13.7, pytest-8.4.2, pluggy-1.6.0
rootdir: /home/delaport/src/secops-splunk-null-router
configfile: pyproject.toml
plugins: splunk-soar-connectors-0.1.0
collected 6 items                                                                                                 

tests/test_connector.py .....                                                                               [ 83%]
tests/test_python_version.py .                                                                              [100%]

================================================ 6 passed in 0.06s ================================================

[edthedev]

See #63