feat(kafkajs): instrument transaction send and sendBatch

[adbista]

Which problem is this PR solving?

• Fixes @opentelemetry/instrumentation-kafkajs does not instrument sendBatch or send methods if they are being called during KafkaJs transaction (e.g. producer.transaction().sendBatch()) #2741

Short description of the changes

• Instruments transaction.send and sendBatch with proper parent span (transactionSpan), which is ended on commit or abort

[linux-foundation-easycla]

The committers listed above are authorized under a signed CLA.

• ✅ login: adbista / name: Adam Biśta (e060f37, be4db11, 0192178, 3424a4b, fce63ac, 5791ba9, 74ac115)

[codecov]

Codecov Report

Attention: Patch coverage is 98.11321% with 1 line in your changes missing coverage. Please review.

Project coverage is 89.10%. Comparing base (de22600) to head (74ac115).
Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
...ges/instrumentation-kafkajs/src/instrumentation.ts	98.11%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2939      +/-   ##
==========================================
+ Coverage   89.02%   89.10%   +0.07%     
==========================================
  Files         188      188              
  Lines        9223     9271      +48     
  Branches     1900     1901       +1     
==========================================
+ Hits         8211     8261      +50     
+ Misses       1012     1010       -2     

Files with missing lines	Coverage Δ
...ges/instrumentation-kafkajs/src/instrumentation.ts	97.63% <98.11%> (+0.06%)	⬆️

... and 2 files with indirect coverage changes

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