OZG-7798 adjust data test ids

...mponents/statistik/statistik-fields-form.e2e.component.ts

...n-e2e/src/components/statistik/statistik.e2e.component.ts

...ib/admin-cancel-button/admin-cancel-button.component.html

...rc/lib/admin-save-button/admin-save-button.component.html

...ib/statistik-container/statistik-container.component.html

...statistik-container/statistik-container.component.spec.ts

...ik-fields-form/admin-statistik-fields-form.component.html

...fields-form/admin-statistik-fields-form.component.spec.ts

...form-mapping/statistik-fields-form-mapping.component.html

...ponent/src/lib/routing-button/routing-button.component.ts

...ent/libs/design-system/src/lib/button/button.component.ts