OZG-3574 OZG-3587 move from navigation-shared to vorgang-shared; reimpl TDD

...bs/navigation-shared/src/lib/+state/navigation.actions.ts

...avigation-shared/src/lib/+state/navigation.facade.spec.ts

...ibs/navigation-shared/src/lib/+state/navigation.facade.ts

...vigation-shared/src/lib/+state/navigation.reducer.spec.ts

...bs/navigation-shared/src/lib/+state/navigation.reducer.ts

...gation-shared/src/lib/+state/navigation.selectors.spec.ts

.../navigation-shared/src/lib/+state/navigation.selectors.ts

...libs/navigation-shared/src/lib/navigation.service.spec.ts

...ient/libs/navigation-shared/src/lib/navigation.service.ts

...nt/libs/navigation-shared/src/lib/navigation.util.spec.ts

...-client/libs/navigation-shared/src/lib/navigation.util.ts

...nt/libs/navigation-shared/test/navigation-test-factory.ts

...ainer/vorgang-detail-back-button-container.component.html

...er/vorgang-detail-back-button-container.component.spec.ts

...ntainer/vorgang-detail-back-button-container.component.ts

...-back-button/vorgang-detail-back-button.component.spec.ts

...etail-back-button/vorgang-detail-back-button.component.ts

...arch-container/vorgang-search-container.component.spec.ts

...ng-search-container/vorgang-search-container.component.ts

...ntainer/vorgang-search/vorgang-search.formservice.spec.ts