chore: update package.json

[amareshsm]

What kind of change does this PR introduce?
Added funding field in package.json

Did you add tests for your changes?
N/A
If relevant, did you update the documentation?

Summary

Does this PR introduce a breaking change?
No

[alexander-akait]

This is root package.json file, we don't publish it

[amareshsm]

This is root package.json file, we don't publish it

Can we add the funding field in the root package.json?

packages/webpack-cli is published there can we add the funding field?

[codecov]

Codecov Report

Merging #3289 (c7eeed3) into master (ce7352d) will increase coverage by 0.00%.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #3289   +/-   ##
=======================================
  Coverage   92.08%   92.09%           
=======================================
  Files          23       23           
  Lines        1731     1733    +2     
  Branches      519      519           
=======================================
+ Hits         1594     1596    +2     
  Misses        137      137           

Impacted Files	Coverage Δ
packages/webpack-cli/src/webpack-cli.ts	93.96% <0.00%> (+0.01%)	⬆️

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