feat: Add custom healthcheck for NATS resources #23167

[Koalk]

NATS uses a controller called nacks to deploy resources in a deployed server based on CRDs created. The controller provides kubernetes events giving the status updates of the processing of the CRDs. Closes https://github.com/argoproj/argo-cd/issues/23167

Checklist:

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Codecov Report

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Additional details and impacted files

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  Hits              ?    34725           
  Misses            ?    20384           
  Partials          ?     2781           

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