Fixed typo

[mwittig]

see also http://www.dictionary.com/browse/per-say

[codecov-io]

Codecov Report

Merging #1321 into master will increase coverage by 0.12%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1321      +/-   ##
==========================================
+ Coverage   78.97%   79.09%   +0.12%     
==========================================
  Files          20       19       -1     
  Lines         899      842      -57     
  Branches      164      160       -4     
==========================================
- Hits          710      666      -44     
+ Misses        189      176      -13

Impacted Files	Coverage Δ
lib/bindings/auto-detect.js	69.23% <0%> (-30.77%)	⬇️
lib/bindings/win32.js

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[reconbot]

Thanks!