Existing documentation: https://docs.redhat.com/en/documentation/migration_toolkit_for_applications/7.0/html-single/user_interface_guide/index#red_hat_single_sign_on

The `tackle-architect` and `tackle-migrator` roles already exist, we only create the users  from RHSSO console.

Then attach the roles to architect-user and migrator-user accordingly.

For more information: https://docs.google.com/document/d/1wBaZd6BO5jowTRmWWKAwT9hyKw5ogmjHcJIR7Q0X6p0/edit

You will need to make two pull requests for this ticket:

• 7.0 MTA repo - https://github.com/windup/windup-documentation to include in the 7.0.z docs

• 7.1 MTA repo - https://github.com/migtools/mta-documentation to include for 7.1.0 docs