[jaeger][v2] implement span links adjuster to operate on otlp data model

[mahadzaryab1]

Which problem is this PR solving?

• Towards Implement adjusters to operate on OTLP data format #6344

Description of the changes

• This PR implements the SpanReferences adjuster to operate on the OTLP data model. In the OTLP model, references are dubbed as links so the adjuster was renamed to SpanLinks

How was this change tested?

• Added unit tests

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

All modified and coverable lines are covered by tests ✅

Project coverage is 96.08%. Comparing base (737be78) to head (1f395d7).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #6354      +/-   ##
==========================================
+ Coverage   96.07%   96.08%   +0.01%     
==========================================
  Files         358      359       +1     
  Lines       20477    20504      +27     
==========================================
+ Hits        19673    19702      +29     
+ Misses        613      611       -2     
  Partials      191      191              

Flag	Coverage Δ
badger_v1	8.84% <ø> (ø)
badger_v2	1.60% <ø> (ø)
cassandra-4.x-v1-manual	14.74% <ø> (ø)
cassandra-4.x-v2-auto	1.55% <ø> (ø)
cassandra-4.x-v2-manual	1.55% <ø> (ø)
cassandra-5.x-v1-manual	14.74% <ø> (ø)
cassandra-5.x-v2-auto	1.55% <ø> (ø)
cassandra-5.x-v2-manual	1.55% <ø> (ø)
elasticsearch-6.x-v1	18.37% <ø> (ø)
elasticsearch-7.x-v1	18.44% <ø> (-0.01%)	⬇️
elasticsearch-8.x-v1	18.61% <ø> (+<0.01%)	⬆️
elasticsearch-8.x-v2	1.60% <ø> (ø)
grpc_v1	10.33% <ø> (-0.01%)	⬇️
grpc_v2	7.81% <ø> (ø)
kafka-v1	9.17% <ø> (ø)
kafka-v2	1.60% <ø> (ø)
memory_v2	1.60% <ø> (-0.01%)	⬇️
opensearch-1.x-v1	18.50% <ø> (+<0.01%)	⬆️
opensearch-2.x-v1	18.49% <ø> (-0.01%)	⬇️
opensearch-2.x-v2	1.60% <ø> (ø)
tailsampling-processor	0.45% <ø> (ø)
unittests	94.97% <100.00%> (+0.01%)	⬆️

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