Implement per-service test setup

[LarryOsterman]

Add support for per-service/per-package test setup and cleanup scripts, and implement scripts for the azure_core_amqp package.

Note that this includes a gratuitous change to lib.rs to trigger the test script.

CoPilot Summary

This pull request introduces several updates to the testing scripts and setup for the azure_core_amqp package. The most important changes involve adding a working directory parameter, integrating setup and cleanup scripts for package tests, and specific setup for the azure_core_amqp package.

Updates to testing scripts:

• eng/pipelines/templates/steps/test-packages.yml: Added -WorkingDirectory '$(Build.SourcesDirectory)' argument to the test packages step.

• eng/scripts/Test-Packages.ps1:

  • Added workingDirectory parameter to the script.
  • Included logic to run Test-Setup.ps1 and Test-Cleanup.ps1 scripts if they exist. [1] [2]

Setup and Cleanup scripts:

• sdk/core/Test-Setup.ps1:

  • Added script to set up the test environment for the azure_core_amqp package, including cloning the repository, building the test broker, and starting it.

• sdk/core/Test-Cleanup.ps1:

  • Added script to clean up the test environment for the azure_core_amqp package, including stopping the test broker.

Minor code changes:

• sdk/core/azure_core_amqp/src/lib.rs: Added a newline for formatting consistency.

[LarryOsterman]

/azp run rust - pr

[azure-pipelines]

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