fix: compatibility with webpack@5 cache

[alexander-akait]

This PR contains a:

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

Motivation / Use-Case

use cache API

Breaking Changes

Potential yes, only for webpack@5, but webpack@5 is beta so just update webpack@5 to latest beta

Additional Info

Hard to tests, tested manually, tests will be improve in future

[codecov]

Codecov Report

Merging #279 into master will decrease coverage by 0.34%.
The diff coverage is 78.26%.

@@            Coverage Diff             @@
##           master     #279      +/-   ##
==========================================
- Coverage   74.82%   74.48%   -0.35%     
==========================================
  Files           6        6              
  Lines         147      145       -2     
  Branches       52       52              
==========================================
- Hits          110      108       -2     
  Misses         31       31              
  Partials        6        6              

Impacted Files	Coverage Δ
src/supportWebpack4.js	86.66% <0.00%> (ø)
src/supportWebpack5.js	82.14% <81.81%> (-1.20%)	⬇️

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