Update dependency webpack to v4.46.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
webpack	4.45.0 -> 4.46.0

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Release Notes

webpack/webpack

### [`v4.46.0`](https://togithub.com/webpack/webpack/compare/v4.45.0...v4.46.0) [Compare Source](https://togithub.com/webpack/webpack/compare/v4.45.0...v4.46.0)

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[codecov[bot]]

Codecov Report

Merging #352 (a91e9ee) into master (7a801a2) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #352   +/-   ##
=======================================
  Coverage   90.00%   90.00%           
=======================================
  Files           1        1           
  Lines          10       10           
=======================================
  Hits            9        9           
  Misses          1        1           

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