Add OTLP JSON support for Kafka e2e Integration tests

[joeyyy09]

Which problem is this PR solving?

• This PR addresses the issue of verifying Kafka e2e integration tests for otlp_json formats.

Description of the changes

• Verified if the Kafka e2e integration tests run for otlp_json formats.
• Used a fork of mine (github.com/joeyyy09/opentelemetry-collector-contrib) to incorporate necessary changes and verify the process.

How was this change tested?

• Ran the Kafka e2e integration tests locally using the modified configuration.

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 96.48%. Comparing base (9eaa882) to head (eea655a).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #5935      +/-   ##
==========================================
- Coverage   96.49%   96.48%   -0.02%     
==========================================
  Files         352      352              
  Lines       19973    19973              
==========================================
- Hits        19273    19270       -3     
- Misses        518      520       +2     
- Partials      182      183       +1     

Flag	Coverage Δ
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grpc_v1	8.78% <ø> (+0.01%)	⬆️
grpc_v2	6.72% <ø> (+0.01%)	⬆️
kafka-v1	8.99% <ø> (ø)
kafka-v2	1.70% <ø> (ø)
memory_v2	1.69% <ø> (-0.02%)	⬇️
opensearch-1.x-v1	18.86% <ø> (ø)
opensearch-2.x-v1	18.85% <ø> (ø)
opensearch-2.x-v2	1.70% <ø> (+0.01%)	⬆️
tailsampling-processor	0.48% <ø> (ø)
unittests	95.39% <ø> (-0.02%)	⬇️

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[yurishkuro]

please link to OTEL PR

[joeyyy09]

will be good to go after the next release of otel-collector-contrib

[yurishkuro]

otel-collector-contrib was upgraded, trying this fix again

[joeyyy09]

otel-collector-contrib was upgraded, trying this fix again

That's great! I think now this is ready to go! Thanks! 🚀

[yurishkuro]

🎉