ci: add Node.js v20

[snitin315]

What kind of change does this PR introduce?

Did you add tests for your changes?

If relevant, did you update the documentation?

Summary

Does this PR introduce a breaking change?

Other information

[codecov]

Codecov Report

Merging #3739 (394d0cd) into master (6344b47) will decrease coverage by 32.80%.
The diff coverage is n/a.

❗ Current head 394d0cd differs from pull request most recent head 61e4072. Consider uploading reports for the commit 61e4072 to get more accurate results

Additional details and impacted files

@@             Coverage Diff             @@
##           master    #3739       +/-   ##
===========================================
- Coverage   91.64%   58.84%   -32.80%     
===========================================
  Files          22        9       -13     
  Lines        1628     1198      -430     
  Branches      466      381       -85     
===========================================
- Hits         1492      705      -787     
- Misses        136      493      +357     

see 19 files with indirect coverage changes

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[alexander-akait]

Hm, do we have deprecations output there?

[snitin315]

I'll check this locally.

[alexander-akait]

magic 🧙 locally all works perfectly

[snitin315]

There is a bug report in v20 nodejs/node#47614. It may be related.

[alexander-akait]

@snitin315 hm, I don't think, because it works locally using node v20 on ubuntu

[alexander-akait]

Problem with nyc here... trying to solve it

[alexander-akait]

Merging #3739 (394d0cd) into master (6344b47) will decrease coverage by 32.80%.

Not good...