fix(deps): update dependency mkdirp to v0.5.5

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
mkdirp	dependencies	patch	0.5.4 -> 0.5.5

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Release Notes

isaacs/node-mkdirp

v0.5.5

Compare Source

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[codecov-io]

Codecov Report

Merging #145 into master will not change coverage by %.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #145   +/-   ##
=======================================
  Coverage   97.46%   97.46%           
=======================================
  Files           2        2           
  Lines          79       79           
=======================================
  Hits           77       77           
  Misses          2        2           

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