feat: added readme updated for NEW_RELIC_APP_NAME & NEW_RELIC_APM_DISABLE_TELEMETRY

[Sashwatdas123]

Details:

• Added README updated for NEW_RELIC_APP_NAME & NEW_RELIC_APM_DISABLE_TELEMETRY

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 62.13%. Comparing base (c77ec21) to head (3a7cf19).

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #392      +/-   ##
==========================================
- Coverage   62.64%   62.13%   -0.51%     
==========================================
  Files          32       32              
  Lines        2356     2356              
==========================================
- Hits         1476     1464      -12     
- Misses        791      805      +14     
+ Partials       89       87       -2     

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