[query][test] Add unit test for tracing http requests in query server

[mahadzaryab1]

Which problem is this PR solving?

• Towards [query] Switch to use OTEL's http/grpc servers #6026

Description of the changes

• Added a unit test for tracing http request endpoints in query server

How was this change tested?

• CI

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 96.41%. Comparing base (f0c5a1d) to head (06aab81).
Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #6131      +/-   ##
==========================================
- Coverage   96.43%   96.41%   -0.02%     
==========================================
  Files         353      353              
  Lines       20135    20135              
==========================================
- Hits        19417    19414       -3     
- Misses        533      535       +2     
- Partials      185      186       +1     

Flag	Coverage Δ
badger_v1	8.32% <ø> (ø)
badger_v2	1.68% <ø> (ø)
cassandra-4.x-v1	14.39% <ø> (ø)
cassandra-4.x-v2	1.62% <ø> (ø)
cassandra-5.x-v1	14.39% <ø> (ø)
cassandra-5.x-v2	1.62% <ø> (ø)
elasticsearch-6.x-v1	18.50% <ø> (-0.01%)	⬇️
elasticsearch-7.x-v1	18.59% <ø> (+<0.01%)	⬆️
elasticsearch-8.x-v1	18.76% <ø> (ø)
elasticsearch-8.x-v2	1.67% <ø> (ø)
grpc_v1	9.53% <ø> (ø)
grpc_v2	7.01% <ø> (ø)
kafka-v1	8.88% <ø> (ø)
kafka-v2	1.68% <ø> (ø)
memory_v2	1.68% <ø> (ø)
opensearch-1.x-v1	18.63% <ø> (-0.01%)	⬇️
opensearch-2.x-v1	18.63% <ø> (-0.01%)	⬇️
opensearch-2.x-v2	1.68% <ø> (+0.01%)	⬆️
tailsampling-processor	0.47% <ø> (ø)
unittests	95.33% <ø> (-0.02%)	⬇️

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