CIDC-1410 json schema support for clinical data participant counts

[JamesProvencher]

What

Describe very concisely what this Pull Request does.

Why

Describe what motivated this Pull Request and why this was necessary. Link to the relevant JIRA Issue. Ex. Closes CIDC-1086

How

Describe details of how you implemented the solution, outlining the major steps involved in adding this new feature or fixing this bug. Provide code-snippets if possible, showing example usage.

Remarks

Add notes on possible known quirks/drawbacks of this solution.

Checklist

Please include and complete the following checklist. You can mark an item as complete with the - [x] prefix:

• Tests - Added unit tests for new code, regression tests for bugs and updated the integration tests if required
• Formatting & Linting - black and flake8 have been used to ensure styling guidelines are met
• Type Annotations - All new code has been type annotated in the function signatures using type hints
• Docstrings - Docstrings have been provided for functions
• Documentation - Documentation in docs/ has be regenerated and README and CHANGELOG have been updated to explain major changes & new features
• Package version - Manually bumped the Schemas package version in cidc_schemas/__init__.py

[codeclimate]

Code Climate has analyzed commit d5e7be6 and detected 0 issues on this pull request.

The test coverage on the diff in this pull request is 100.0% (50% is the threshold).

This pull request will bring the total coverage in the repository to 94.1% (0.0% change).

View more on Code Climate.