Update boilerplate

[araikes]

Just a start here to tackle #1010

Changes proposed in this pull request

Updates various boilerplate statements.

[codecov-commenter]

Codecov Report

:x: Patch coverage is 43.75000% with 9 lines in your changes missing coverage. Please review. :white_check_mark: Project coverage is 46.15%. Comparing base (3d15ee8) to head (4867163). :warning: Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
qsiprep/workflows/anatomical/volume.py	36.36%	6 Missing and 1 partial :warning:
qsiprep/interfaces/eddy.py	50.00%	1 Missing and 1 partial :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1011      +/-   ##
==========================================
- Coverage   46.18%   46.15%   -0.03%     
==========================================
  Files          65       65              
  Lines        9796     9804       +8     
  Branches     1083     1085       +2     
==========================================
+ Hits         4524     4525       +1     
- Misses       5044     5050       +6     
- Partials      228      229       +1     

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