feat:Include APM Labels in forwarded application logs.

[jaffinito]

Description

Adds labels to in-agent forwarded logs.

• Disabled by default
• Labels are prefixed with "tags."
• Labels are added to each individual log entry as attributes, not as common attributes (a request from logging team)
• No filtering of labels
• Includes unit and integration tests

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)

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 91.89189% with 3 lines in your changes missing coverage. Please review.

Project coverage is 81.36%. Comparing base (b00edda) to head (b5fcb3c).
Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
...ewRelic/Agent/Core/WireModels/LogEventWireModel.cs	60.00%	2 Missing ⚠️
...erters/LogEventWireModelCollectionJsonConverter.cs	95.23%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2831      +/-   ##
==========================================
+ Coverage   81.33%   81.36%   +0.02%     
==========================================
  Files         460      460              
  Lines       29239    29259      +20     
  Branches     3231     3236       +5     
==========================================
+ Hits        23781    23806      +25     
+ Misses       4666     4660       -6     
- Partials      792      793       +1     

Flag	Coverage Δ
Agent	82.27% <91.89%> (+0.03%)	⬆️
Profiler	73.33% <ø> (ø)

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

Files with missing lines	Coverage Δ
src/Agent/NewRelic/Agent/Core/Agent.cs	74.51% <100.00%> (+0.21%)	⬆️
...c/Agent/Core/Configuration/DefaultConfiguration.cs	89.59% <100.00%> (+0.02%)	⬆️
.../Agent/Core/Configuration/ReportedConfiguration.cs	95.74% <100.00%> (+0.01%)	⬆️
...erters/LogEventWireModelCollectionJsonConverter.cs	98.98% <95.23%> (+10.35%)	⬆️
...ewRelic/Agent/Core/WireModels/LogEventWireModel.cs	69.69% <60.00%> (+0.94%)	⬆️

... and 1 file with indirect coverage changes