Require Node version 20+

[Baalekshan]

Which problem is this PR solving?

#2272

Description of the changes

How was this change tested?

Checklist

• I have read https://github.com/jaegertracing/jaeger/blob/master/CONTRIBUTING_GUIDELINES.md
• I have signed all commits
• I have added unit tests for the new functionality
• I have run lint and test steps successfully
  • for jaeger: make lint test
  • for jaeger-ui: yarn lint and yarn test

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.59%. Comparing base (c2f4085) to head (68c4f56).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2274   +/-   ##
=======================================
  Coverage   96.59%   96.59%           
=======================================
  Files         254      254           
  Lines        7641     7641           
  Branches     1992     1977   -15     
=======================================
  Hits         7381     7381           
  Misses        260      260           

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[yurishkuro]

Thanks!