fix(infrastructure): fix SSR support for webpack4 update

[moog16]

fixes #954

[codecov-io]

Codecov Report

Merging #956 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #956   +/-   ##
=======================================
  Coverage   94.12%   94.12%           
=======================================
  Files          86       86           
  Lines        3644     3644           
  Branches      576      576           
=======================================
  Hits         3430     3430           
  Misses         90       90           
  Partials      124      124

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