Issue/pydantic 2

[peterdudfield]

Pull Request

Description

Update to pydantic>2.0, had to update the configuration model

How Has This Been Tested?

CI tests

• [x] Yes

Checklist:

• [ ] My code follows OCF's coding style guidelines
• [ ] I have performed a self-review of my own code
• [ ] I have made corresponding changes to the documentation
• [ ] I have added tests that prove my fix is effective or that my feature works
• [ ] I have checked my code and corrected any misspellings

[codecov[bot]]

Codecov Report

Attention: 2 lines in your changes are missing coverage. Please review.

Comparison is base (7cb5f2d) 76.26% compared to head (f402fd1) 76.26%.

Files	Patch %	Lines
ocf_datapipes/config/model.py	94.87%	2 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #269 +/- ## ======================================= Coverage 76.26% 76.26% ======================================= Files 122 122 Lines 5767 5767 ======================================= Hits 4398 4398 Misses 1369 1369 ```

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[dfulu]

Looks good, thanks for doing this update!