DBACLD-155793 Validate Instructions for OKTA as OIDC provider

[fredmerci]

• added a step to define an Access policy as the default authorization server does not contain one anymore (since the August 2024 release)

  • see release notes: https://help.okta.com/en-us/content/topics/releasenotes/production.htm#panel3
  • see error msg: https://support.okta.com/help/s/article/policy-evaluation-failed-for-this-request-when-logging-into-openid-connect-app-via-a-custom-authorization-server?language=en_US
  • see documentation: https://developer.okta.com/docs/guides/customize-authz-server/main/#create-access-policies

• removed the note below:

  • Note: Logout in ODM components using Okta authentication raises an error for the time being. This is a known issue. We recommend you to use a private window in your browser to log in, so that logout is done just by closing this window.

• updated add_person.png screenshot as the UI to enter the password changed

• reformulated the instructions to create the claims