Fix meteonorm tests, again

[kandersolar]

• ~[ ] Closes #xxxx~
• [x] I am familiar with the contributing guidelines
• [x] Tests added
• ~[ ] Updates entries in docs/sphinx/source/reference for API changes.~
• ~[ ] Adds description and name entries in the appropriate "what's new" file in docs/sphinx/source/whatsnew for all changes. Includes link to the GitHub Issue with :issue:`num` or this Pull Request with :pull:`num`. Includes contributor name and/or GitHub username (link with :ghuser:`user`).~
• ~[ ] New code is fully documented. Includes numpydoc compliant docstrings, examples, and comments where necessary.~
• [x] Pull request is nearly complete and ready for detailed review.
• [x] Maintainer: Appropriate GitHub Labels (including remote-data) and Milestone are assigned to the Pull Request and linked Issue.

Yet another "fix meteonorm tests" PR... However, while previous PRs have been for the tests of the returned irradiance data, this one makes the metadata tests more robust. New values have appeared in the metadata dict (version and commit) and are causing failures: https://github.com/pvlib/pvlib-python/actions/runs/20141604432/job/57810425789