Satellite coords

[dfulu]

Pull Request

Description

Remove the assumption of osgb coordinates being available in the input data - they aren't available anymore. This is may not complete and the osgb coords might still be used elsewhere in the library.

Note this breaks the power perceiver datapipe, and tests for it are now skipped.

Checklist:

• [ ] My code follows OCF's coding style guidelines
• [x] 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
• [x] I have checked my code and corrected any misspellings