util: add hex colors support in styleText

[araujogui]

Fixes #61543

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 89.74%. Comparing base (53ac826) to head (bb6b1b0).

Additional details and impacted files

@@           Coverage Diff           @@
##             main   #61556   +/-   ##
=======================================
  Coverage   89.74%   89.74%           
=======================================
  Files         674      674           
  Lines      204808   204874   +66     
  Branches    39364    39373    +9     
=======================================
+ Hits       183812   183872   +60     
+ Misses      13280    13275    -5     
- Partials     7716     7727   +11     

Files with missing lines	Coverage Δ
lib/util.js	98.24% <100.00%> (+0.20%)	⬆️

... and 29 files with indirect coverage changes

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[ljharb]

Please add test cases for invalid values.

[nodejs-github-bot]

CI: https://ci.nodejs.org/job/node-test-pull-request/71262/

[nodejs-github-bot]

CI: https://ci.nodejs.org/job/node-test-pull-request/71369/

[RafaelGSS]

Since we don't have a green CI yet, would you mind including hex to styleText benchmarks? We are working to improve that, and it would be interesting to see if this decreases performance.