STY: Removed trailing whitespace

[TheChymera]

No description provided.

[codecov-io]

Codecov Report

Merging #2164 into master will decrease coverage by <.01%.
The diff coverage is 50%.

@@            Coverage Diff             @@
##           master    #2164      +/-   ##
==========================================
- Coverage   72.25%   72.25%   -0.01%     
==========================================
  Files        1168     1168              
  Lines       58405    58405              
  Branches     8400     8400              
==========================================
- Hits        42203    42201       -2     
- Misses      14868    14870       +2     
  Partials     1334     1334

Flag	Coverage Δ
#smoketests	72.25% <50%> (-0.01%)	⬇️
#unittests	69.91% <50%> (-0.01%)	⬇️

Impacted Files	Coverage Δ
nipype/interfaces/afni/preprocess.py	81.38% <50%> (ø)	⬆️
nipype/interfaces/base.py	83.3% <0%> (-0.19%)	⬇️

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[TheChymera]

@satra ping?

[effigies]

Looks good.