Swagger Documentation for `/v1/contenttype` Endpoints

[jdcmsd]

Task

Update Content Type REST API resource with Swagger documentation.

Proposed Objective

Documentation

Proposed Priority

Priority 2 - Show Stopper

Acceptance Criteria

Content Type REST API endpoints on the API Playground should contain all necessary information to comfortably begin to use them, including:

• Tags
• Descriptions
• Parameter details
• Request body explanations
• Sample values where appropriate
• Return schema

[jdcmsd]

Redone, new and improved! No refactoring, all swagger!

[gavriella-dotcms]

Looks good! All of the documentation is shown on my API playground.