APIv4 and v5 docs still list `id` as a property of Roles, despite being removed in v4.

[ocket8888]

This Bug Report affects these Traffic Control components:

• Documentation

Current behavior:

The docs for the /roles endpoint of API versions 4 and 5 still list in their response structure descriptions an id property, which no longer exists in those versions in reality.

Expected behavior:

Docs should be correct.

Steps to reproduce:

Read the docs.