Remove trailing spaces

[DimitriPapadopoulos]

• Remove trailing spaces at end of line.
• Remove empty lines at end of file.

[codecov]

Codecov Report

Merging #1334 (f7a30b6) into master (b63ad99) will not change coverage.
The diff coverage is 0.00%.

@@           Coverage Diff           @@
##           master    #1334   +/-   ##
=======================================
  Coverage   84.78%   84.78%           
=======================================
  Files          82       82           
  Lines        3372     3372           
  Branches      999      999           
=======================================
  Hits         2859     2859           
  Misses        434      434           
  Partials       79       79           

Impacted Files	Coverage Δ
bids-validator/validators/tsv/tsv.js	97.33% <ø> (ø)
...ids-validator/validators/tsv/validateTsvColumns.js	52.59% <0.00%> (ø)

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[sappelhoff]

Thanks @DimitriPapadopoulos