Some unit tests fail with NumPy 2.4.1

[SarahRo]

When installing pints from source with Python 3.13 and NumPy 2.4.1, some of the unit tests fail (FAILED (errors=24, skipped=3)). If I run the tests with Python 3.13 and NumPy 2.3.5 instead, all tests pass.

[MichaelClerx]

Confirmed: https://github.com/pints-team/pints/actions/runs/21362760175/job/61486190675

[MichaelClerx]

Fixed in #1713 , will try to do a release soon