Update JSONSchema Libraries

[kchason]

Proposed changes

Addresses #3690 by switching the jsonschema from https://github.com/alecthomas/jsonschema to https://github.com/invopop/jsonschema due to the former being deprecated.

Checklist

• Pull request is created against the dev branch
• All checks passed (lint, unit/integration/regression tests etc.) with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)

[GeorginaReeder]

Thanks for your contribution @kchason , we appreciate it!

[tarunKoyalwar]

failed unit test is fixed in #4941 , will merge and refactor jsonschema on types + examples in follow-up pr