Remove CAT

[lrafeei]

This PR removes Cross Application Tracing (CAT) from the agent

[github-actions]

✅MegaLinter analysis: Success

Descriptor	Linter	Files	Fixed	Errors	Warnings	Elapsed time
✅ ACTION	actionlint	7		0	0	0.98s
✅ MARKDOWN	markdownlint	7	0	0	0	1.33s
✅ PYTHON	ruff	941	0	0	0	1.1s
✅ PYTHON	ruff-format	941	0	0	0	0.36s
✅ YAML	prettier	15	0	0	0	1.44s
✅ YAML	v8r	15		0	0	6.39s
✅ YAML	yamllint	15		0	0	0.69s

See detailed reports in MegaLinter artifacts

[codecov-commenter]

Codecov Report

❌ Patch coverage is 92.18750% with 5 lines in your changes missing coverage. Please review.
✅ Project coverage is 81.71%. Comparing base (fcaeb10) to head (f245ebf).

Files with missing lines	Patch %	Lines
newrelic/hooks/framework_aiohttp.py	81.25%	3 Missing ⚠️
newrelic/hooks/framework_sanic.py	33.33%	2 Missing ⚠️

Additional details and impacted files

@@                 Coverage Diff                 @@
##           develop-v12.0.0    #1489      +/-   ##
===================================================
- Coverage            81.76%   81.71%   -0.05%     
===================================================
  Files                  207      207              
  Lines                23946    23679     -267     
  Branches              3796     3742      -54     
===================================================
- Hits                 19579    19350     -229     
+ Misses                3100     3074      -26     
+ Partials              1267     1255      -12     

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[hmstepanek]

It looks like we forgot to remove synthetics from the stats engine too.