Merge branch 'OZG-7591-user-roles-fields-validation' into 'main'

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

...dmin-e2e/src/components/ods/text-editor-e2-e.component.ts

...src/e2e/main-tests/benutzer_rollen/benutzer-anlegen.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

alfa-client/apps/admin-e2e/src/model/benutzer.messages.ts

alfa-client/libs/admin/keycloak-shared/src/index.ts

...ibs/admin/keycloak-shared/src/lib/keycloak-error.model.ts

...admin/keycloak-shared/src/lib/keycloak-error.util.spec.ts

...libs/admin/keycloak-shared/src/lib/keycloak-error.util.ts

...dmin/keycloak-shared/src/lib/keycloak-formservice.spec.ts

...ibs/admin/keycloak-shared/src/lib/keycloak-formservice.ts

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

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

...ibs/admin/keycloak-shared/src/lib/user.repository.spec.ts

...ent/libs/admin/keycloak-shared/src/lib/user.repository.ts

alfa-client/libs/admin/keycloak-shared/src/test/keycloak.ts

...ib/user-form/user-form-data/user-form-data.component.html

...-list/user-form-organisations-einheit-list.component.html