Removed blend present in uk-pv-forecast-blend

[roshnaeem]

Pull Request

Description

Removed the duplicated blend files + tests files present in uk-pv-forecast-blend

Fixes #248

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce. Please also list any relevant details for your test configuration

• [ ] Yes

If your changes affect data processing, have you plotted any changes? i.e. have you done a quick sanity check?

• [ ] Yes

Checklist:

• [x] My code follows OCF's coding style guidelines
• [x] I have performed a self-review of my own code
• [x] I have made corresponding changes to the documentation
• [x] 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

[roshnaeem]

@peterdudfield , i think this PR will also close #226

[peterdudfield]

Have you run pytest on this?

[roshnaeem]

Hello @peterdudfield, I ran the pytest command in the directory to run the pytests. It showed the same errors after changes as it was showing before making any changes. Without changes, it showed me 140, and after changes, it showed me 126 errors.

Without changes:

With changes:

[peterdudfield]

Thank you, ill merge it to development to check tests