REST API v2 should support returning view body format

Issue Summary

Confluence Cloud REST API v2 endpoints do not support returning view format as v1 does. This task is to support returning these body formats on the correct content types.

This is reproducible on Data Center: (yes) / (no)

Steps to Reproduce

1. Request content using V1 endpoint - with expand `expand=body.view`
2. Try to retrieve the same contents with V2 endpoint

Expected Results

V2 API supports this use case.

Actual Results

V2 API does not support this use case.

Workaround

none