Remove defaultProps from KeyValuesText.tsx

[ADI-ROXX]

Which problem is this PR solving?

• Part of [Bug]: Support for defaultProps in Function Components to be Removed #2596

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: npm run lint and npm run test

[codecov]

Codecov Report

Attention: Patch coverage is 66.66667% with 1 line in your changes missing coverage. Please review.

Project coverage is 96.60%. Comparing base (2d880b4) to head (79eb890).
Report is 17 commits behind head on main.

Files with missing lines	Patch %	Lines
.../TraceTimelineViewer/SpanDetail/KeyValuesTable.tsx	66.66%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2614      +/-   ##
==========================================
- Coverage   96.61%   96.60%   -0.02%     
==========================================
  Files         255      255              
  Lines        7738     7738              
  Branches     1988     1989       +1     
==========================================
- Hits         7476     7475       -1     
- Misses        262      263       +1     

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[ADI-ROXX]

@yurishkuro How to solve the following issue:

[yurishkuro]

can we improve code coverage?