Remove overly strict validation of disordered structures

[ml-evs]

Closes #2221

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.61%. Comparing base (1aa540e) to head (47386b7).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2222      +/-   ##
==========================================
+ Coverage   90.60%   90.61%   +0.01%     
==========================================
  Files          75       75              
  Lines        4862     4860       -2     
==========================================
- Hits         4405     4404       -1     
+ Misses        457      456       -1     

Flag	Coverage Δ
project	90.61% <ø> (+0.01%)	⬆️
validator	90.61% <ø> (+0.01%)	⬆️

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