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]

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 ⚠️

Additional details and impacted files

@@           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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