refacto: clean routing enum and add default redirect to org unit on preservation space

src/app/app.component.ts

...ervation-space-home/preservation-space-home.routable.scss

...eservation-space-home/preservation-space-home.routable.ts

...rm/preservation-space-notification-form.presentational.ts

...e/organizational-unit/stores/organizational-unit.state.ts

...s/preservation-space/preservation-space-routing.module.ts

...ainers/job-execution-list/job-execution-list.container.ts

...nts/routables/job-detail-edit/job-detail-edit.routable.ts

...tures/preservation/job/preservation-job-routing.module.ts

src/app/shared/enums/routes.enum.ts

src/app/shared/utils/store-route-local.util.ts