fix: do not include config files in dist

[alexander-akait]

• This is a bugfix
• This is a feature
• This is a code refactor
• This is a test update
• This is a docs update
• This is a metadata update

For Bugs and Features; did you add new tests?

no need

Motivation / Use-Case

We accidentally include webpack.config.js and jest.config.js in dist

Breaking Changes

No

Additional Info

No

[codecov]

Codecov Report

Merging #1883 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1883   +/-   ##
=======================================
  Coverage   88.31%   88.31%           
=======================================
  Files          14       14           
  Lines         813      813           
  Branches      258      258           
=======================================
  Hits          718      718           
  Misses         82       82           
  Partials       13       13

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