Add batching to MetNet Site datapipe

[jacobbieker]

Pull Request

Description

Add batching to inside the datapipe, as it seems to throw errors otherwise.

Fixes #

How Has This Been Tested?

Unit tests

• [ ] 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

Merging #175 (8f3e72e) into main (8f3430c) will not change coverage. The diff coverage is 0.00%.

:exclamation: Current head 8f3e72e differs from pull request most recent head e37a6c0. Consider uploading reports for the commit e37a6c0 to get more accurate results

@@           Coverage Diff           @@
##             main     #175   +/-   ##
=======================================
  Coverage   78.80%   78.80%           
=======================================
  Files         122      122           
  Lines        4967     4967           
=======================================
  Hits         3914     3914           
  Misses       1053     1053           

Impacted Files	Coverage Δ
ocf_datapipes/training/metnet_pv_site.py	23.61% <0.00%> (ø)

:mega: We’re building smart automated test selection to slash your CI/CD build times. Learn more