Validator should support token replacement and "dig replace"

[a1shadows]

Validator should support token replacement and "dig replace"

Fixes Issue

• fixes #653

PR Branch #ADD LINK TO THE PR BRANCH

Motivation and Context

Checklist:

• [x] New Unit tests were added

  • [ ] Covered in existing Unit tests

• [x] Integration tests were added

  • [ ] Covered in existing Integration tests

• [x] Test names are meaningful

• [ ] Feature manually tested and outcome is successful

• [ ] PR doesn't break any of the earlier features for end users

  • [ ] WARNING! This might break one or more earlier earlier features, hence left a comment tagging all reviewrs

• [ ] Branch build passed in CI

• [ ] No 'package.*' in the imports

• [ ] Relevant DOcumentation page added or updated with clear instructions and examples for the end user

  • [ ] Not applicable. This was only a code refactor change, no functional or behaviourial changes were introduced

• [ ] Http test added to http-testing module(if applicable) ?

  • [ ] Not applicable. The changes did not affect HTTP automation flow

• [ ] Kafka test added to kafka-testing module(if applicable) ?

  • [ ] Not applicable. The changes did not affect Kafka automation flow