feat: add support for sending platform logs

[Sashwatdas123]

Details:

• Added support for sendPlatformLogs configuration option to forward AWS Lambda platform logs (START/END/REPORT) via the NEW_RELIC_EXTENSION_SEND_PLATFORM_LOGS environment variable.

[codecov]

Codecov Report

❌ Patch coverage is 0% with 7 lines in your changes missing coverage. Please review.
✅ Project coverage is 39.53%. Comparing base (34fe8ef) to head (fc2de82).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
src/index.ts	0.00%	3 Missing and 1 partial ⚠️
src/api.ts	0.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #578      +/-   ##
==========================================
- Coverage   39.86%   39.53%   -0.34%     
==========================================
  Files           4        4              
  Lines         592      597       +5     
  Branches      164      168       +4     
==========================================
  Hits          236      236              
- Misses        318      322       +4     
- Partials       38       39       +1     

Flag	Coverage Δ
unit-tests	39.53% <0.00%> (-0.34%)	⬇️

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[aavinash-nr]

LGTM!