Fixes arrays being overwritten in caprieval

[rvhonorato]

This PR fixes #154

# before
model	fnat	irmsd	lrmsd	ilrmsd	
rigidbody_1.pdb	0.167	3.96	12.74	5.51	
rigidbody_2.pdb	0.083	4.78	68.65	5.90	
rigidbody_3.pdb	0.500	1.28	2.65	1.62	
rigidbody_4.pdb	0.500	1.30	64.36	1.58	
rigidbody_5.pdb	0.556	1.46	3.60	2.20	

# after
model	fnat	irmsd	lrmsd	ilrmsd	
rigidbody_1.pdb	0.167	3.96	12.74	5.51	
rigidbody_2.pdb	0.083	4.78	14.49	5.90	
rigidbody_3.pdb	0.500	1.28	2.65	1.62	
rigidbody_4.pdb	0.500	1.30	2.49	1.58	
rigidbody_5.pdb	0.556	1.46	3.60	2.20	

[codecov-commenter]

Codecov Report

Merging #155 (5c60892) into main (f33ef44) will decrease coverage by 0.05%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##             main     #155      +/-   ##
==========================================
- Coverage   39.14%   39.09%   -0.06%     
==========================================
  Files          39       39              
  Lines        2174     2177       +3     
==========================================
  Hits          851      851              
- Misses       1323     1326       +3     

Impacted Files	Coverage Δ
src/haddock/modules/analysis/caprieval/__init__.py	11.98% <0.00%> (-0.13%)	⬇️

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[joaomcteixeira]

Just minor comments. 👍

[joaomcteixeira]

I think there's no need for this deepcopy.

[rvhonorato]

better safe than sorry?

[rvhonorato]

Added a comment for prosperity, if we ever need to debug this again it will be likely that someone (myself) will forget about this copy.