e2e Anpassungen, neue user, Jenkinsfile, docker-compose

alfa-client/apps/alfa-e2e/Jenkinsfile

alfa-client/apps/alfa-e2e/cypress.config.json

alfa-client/apps/alfa-e2e/docker-compose.yml

...a-e2e/src/e2e/main-tests/accessibility/vorgang-list.cy.ts

...src/e2e/main-tests/hint/no-organisations-einheit-id.cy.ts

.../apps/alfa-e2e/src/e2e/main-tests/historie/historie.cy.ts

...pps/alfa-e2e/src/e2e/main-tests/kommentar/kommentar.cy.ts

...loesch-anforderung/loesch-anforderung-zuruecknehmen.cy.ts

...s/alfa-e2e/src/e2e/main-tests/navigation/navigation.cy.ts

...-e2e/src/e2e/main-tests/postfach-mail/postfach-mail.cy.ts

...mail/postfach-mail.filtered-by-organisationseinheit.cy.ts

...tests/postfach-mail/postfach-nachricht-reply-button.cy.ts

...c/e2e/main-tests/postfach-mail/postfach-nachrichten.cy.ts

...n-tests/user-profile/user-profile-current-user-icon.cy.ts

...ests/user-profile/user-profile-icon-assign-unassign.cy.ts

...ofile/user-profile-icon-in-postfach-nachricht-error.cy.ts

...sts/user-profile/user-profile-icon-in-vorgang-error.cy.ts

...-e2e/src/e2e/main-tests/user-settings/user-settings.cy.ts

.../vorgang-detailansicht/vorgang-aktenzeichen-anlegen.cy.ts

...main-tests/vorgang-detailansicht/vorgang-bescheiden.cy.ts