[full-ci][tests-only] regenerate the access token for web-ocis while running with keycloak

Description

It was found that the access token used was invalid so deletion of any users from Web-Ocis is not happened afterall clean up. The access token becomes invalid due to Keyclock's backchannel logout feature, which makes the token invalid when the user logs out. So, above problem is cover in this PR. More describe in here: link

Also in this PR, there is addition of the scenario from suites admin-settings that will pass in drone. The scenarios of suites admin-settings which are fails in drone and are not included are as follows:

- Scenario: user login can be managed in the admin settings: 3
- Scenario: edit user:84
- Scenario: admin creates user: 168

Related Issue

https://github.com/owncloud/web/issues/10458

Motivation and Context

How Has This Been Tested?

test environment:
ci
locally

Types of changes

[ ] Bug fix (non-breaking change which fixes an issue)
[ ] New feature (non-breaking change which adds functionality)
[ ] Breaking change (fix or feature that would cause existing functionality to change)
[ ] Technical debt
[x] Tests
[ ] Documentation
[ ] Maintenance (e.g. dependency updates or tooling)

owncloud / web