API tests to grant a different appRoleAssigment to a user by graph API

[individual-it]

API description: https://owncloud.dev/libre-graph-api/#/user.appRoleAssignment/user.CreateAppRoleAssignments

• assign a role to a user using the graph API and check if its correctly listed by the graph API (API tests to get appRoleAssigment of a user by graph API #5564) and by the settings API
  • [tests-only][full-ci]Add api tests to assign role using graph api #5579
• assign a role to a user using the graph API and check if the user is allowed to do what the role implicates
• User-related (creation, deletion, get, edit) [full-ci][tests-only]Expand tests coverage related to user with different role #5725
• Group (addUser, create, edit, get, delete) [tests-only][full-ci]Extend tests coverage for different role capability for group #5742
• Space (create, delete, disable, restore, reshare) [tests-only][full-ci]Extend tests coverage for different role capability for spaces #5853
• set quota @PrajwolAmatya [tests-only][full-ci] api test to set quota by users with different roles #5854 [tests-only][full-ci] Api test for user trying to set own personal space quota #5979