ci: don't install webpack again

[ersachin3112]

This PR contains a:

• bugfix
• new feature
• code refactor
• test update
• typo fix
• metadata update

Motivation / Use-Case

don't install webpack again

Breaking Changes

NA

Additional Info

NA

[codecov]

Codecov Report

Merging #930 (4cbd56d) into master (4d8e043) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #930   +/-   ##
=======================================
  Coverage   90.33%   90.33%           
=======================================
  Files           5        5           
  Lines         828      828           
  Branches      221      221           
=======================================
  Hits          748      748           
  Misses         70       70           
  Partials       10       10           

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