test: More SQS tests

[tippmar-nr]

• Adds SendMessageBatch and PurgeQueue calls to the SQS container tests
• Update docker-compose to make LocalStack ports internal and to change the container name to avoid conflicts if running LocalStack in a separate service.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.76%. Comparing base (0c944f4) to head (e44446e).

Additional details and impacted files

@@                       Coverage Diff                       @@
##           feature/sqs-instrumentation    #2583      +/-   ##
===============================================================
- Coverage                        80.77%   80.76%   -0.01%     
===============================================================
  Files                              459      459              
  Lines                            29021    29021              
  Branches                          3188     3188              
===============================================================
- Hits                             23441    23439       -2     
- Misses                            4791     4792       +1     
- Partials                           789      790       +1     

Flag	Coverage Δ
Agent	81.67% <ø> (-0.01%)	⬇️
Profiler	72.59% <ø> (ø)

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see 2 files with indirect coverage changes