feat: Add support for Azure Service Bus

[jaffinito]

Description

• Adds support for Azure Service Bus, including "processor mode", as a new message broker.
• Expands available message broker actions to match OTel with on new kind, "Peek".
• Adds transaction GUID to Transaction.Ignore() and TransactionGarbage collected log messages.
• IntegrationTests: SetLogLevel now returns a NewRelicConfigModifier object.
• ExecutionTimer class moved to its own file.
• Includes UnboundedTests for manual and processor modes as well as W3C.
• UnitTests: Updates SegmentTests to check for all the message broker actions and any "bad" actions.

Author Checklist

• Unit tests, Integration tests, and Unbounded tests completed
• Performance testing completed with satisfactory results (if required)

Reviewer Checklist

• Perform code review
• Pull request was adequately tested (new/existing tests, performance tests)

[tippmar-nr]

Nice work! LGTM 🚀

[jaffinito]

Docs change newrelic/docs-website#20774

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 90.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 82.35%. Comparing base (46c4cd0) to head (111da17).

Files with missing lines	Patch %	Lines
...elic/Agent/Core/AgentHealth/AgentHealthReporter.cs	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3124      +/-   ##
==========================================
+ Coverage   82.31%   82.35%   +0.03%     
==========================================
  Files         479      479              
  Lines       30721    30728       +7     
  Branches     3439     3439              
==========================================
+ Hits        25289    25305      +16     
+ Misses       4629     4622       -7     
+ Partials      803      801       -2     

Flag	Coverage Δ
Agent	83.41% <90.00%> (+0.03%)	⬆️
Profiler	72.51% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
...c/Agent/NewRelic/Agent/Core/Metrics/MetricNames.cs	92.57% <ø> (ø)
...nt/NewRelic/Agent/Core/Transactions/Transaction.cs	81.49% <100.00%> (+0.78%)	⬆️
...ic/Agent/Core/Transactions/TransactionFinalizer.cs	98.55% <100.00%> (ø)
...ic.Agent.Extensions/Providers/Wrapper/Constants.cs	91.42% <ø> (ø)
...elic/Agent/Core/AgentHealth/AgentHealthReporter.cs	89.30% <0.00%> (ø)

... and 1 file with indirect coverage changes

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