Merge branch 'OZG-7620-AddE2ETest' into 'main'

...min-e2e/src/components/benutzer/benutzer.e2e.component.ts

...src/e2e/main-tests/benutzer_rollen/benutzer-loesche.cy.ts

...t/apps/admin-e2e/src/helper/benutzer/benutzer.executor.ts

...ent/apps/admin-e2e/src/helper/benutzer/benutzer.helper.ts

...t/apps/admin-e2e/src/helper/benutzer/benutzer.verifier.ts

...keycloak-shared/src/lib/keycloak.resource.service.spec.ts

...dmin/keycloak-shared/src/lib/keycloak.resource.service.ts

...ibs/admin/user/src/lib/user-form/user.formservice.spec.ts

...ent/libs/admin/user/src/lib/user-form/user.formservice.ts

...user-list-container/user-list-container.component.spec.ts

.../lib/user-list-container/user-list-container.component.ts

...ib/user-list-container/user-list/user-list.component.html

...user-list-container/user-list/user-list.component.spec.ts

.../lib/user-list-container/user-list/user-list.component.ts

...b/open-dialog-button/open-dialog-button.component.spec.ts

...rc/lib/open-dialog-button/open-dialog-button.component.ts

alfa-client/libs/test-utils/src/lib/mocking.ts