Fix states -> unknowns

[BambOoxX]

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.

[BambOoxX]

This probably needs additional tests given that it was not caught earlier...

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 1 lines in your changes are missing coverage. Please review.

Project coverage is 54.19%. Comparing base (fb8a224) to head (ccf23a2).

Files	Patch %	Lines
src/Blocks/analysis_points.jl	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #289      +/-   ##
==========================================
- Coverage   61.53%   54.19%   -7.34%     
==========================================
  Files          46       46              
  Lines        1448     1644     +196     
==========================================
  Hits          891      891              
- Misses        557      753     +196     

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