fix: fix EnsembleAnalysis methods for RAT v3 (again)

[AayushSabharwal]

Checklist

• [ ] Appropriate tests were added
• [ ] Any code changes were done in a way that does not break public API
• [ ] All documentation related to code changes were updated
• [ ] The new code follows the contributor guidelines, in particular the SciML Style Guide and COLPRAC.
• [ ] Any new documentation only uses public API

Additional context

Add any other context about the problem here.

[codecov[bot]]

Codecov Report

Attention: 1 lines in your changes are missing coverage. Please review.

Comparison is base (4590236) 30.43% compared to head (e29656f) 30.43%.

Files	Patch %	Lines
src/ensemble/ensemble_analysis.jl	0.00%	1 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #599 +/- ## ======================================= Coverage 30.43% 30.43% ======================================= Files 53 53 Lines 4045 4045 ======================================= Hits 1231 1231 Misses 2814 2814 ```

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