Adding the varia directory containing the CNS and lmod code

[amjjbonvin]

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[codecov-commenter]

Codecov Report

Base: 73.83% // Head: 73.48% // Decreases project coverage by -0.35% ⚠️

Coverage data is based on head (f785bb4) compared to base (db7d4dd).
Patch has no changes to coverable lines.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #571      +/-   ##
==========================================
- Coverage   73.83%   73.48%   -0.36%     
==========================================
  Files         105      105              
  Lines        6712     6712              
==========================================
- Hits         4956     4932      -24     
- Misses       1756     1780      +24     

Impacted Files	Coverage Δ
src/haddock/libs/libsubprocess.py	42.64% <0.00%> (-13.24%)	⬇️
src/haddock/modules/analysis/rmsdmatrix/rmsd.py	86.13% <0.00%> (-11.89%)	⬇️
src/haddock/libs/libparallel.py	86.56% <0.00%> (-4.48%)	⬇️

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