Implement post-deployment checks

[karthick-rn]

Is your feature request related to a problem? Please describe.
Currently, there is no sanity check post-deployment to make sure the components required are provisioned successfully like Spark pool, Batch pool nodes etc.

Describe the solution you'd like
Add validation script to make sure the components are provisioned successful post-deployment

Describe alternatives you've considered
Currently, I don't know if there are any alternatives but will consider evaluating in due course

Additional context
No additional context