Twoaxistracking

Testing changes made in https://github.com/pvlib/twoaxistracking/pull/64 to the CI workflows.

Test since twoaxistracking has been added to the pvlib PyPI organization.

The changes for this release are available here: https://twoaxistracking.readthedocs.io/en/v0.2.6/whatsnew.html

Testing changes made in 61 to the PyPI publishing.

Pre-release to test the publishing to PyPI without a token being specified in the publish.yml workflow.

Based on this PR: https://github.com/pvlib/twoaxistracking/pull/60

Pre-release to test pyproject.toml.