OZG-3625 OZG-3983 add snackBar

goofy-client/libs/command-shared/src/lib/command.message.ts

...ainer/endgueltig-loeschen-button-container.component.html

...ntainer/endgueltig-loeschen-button-container.component.ts

...ibs/vorgang-shared/src/lib/+state/vorgang.effects.spec.ts

...ent/libs/vorgang-shared/src/lib/+state/vorgang.effects.ts

...ibs/vorgang-shared/src/lib/+state/vorgang.reducer.spec.ts

...ent/libs/vorgang-shared/src/lib/+state/vorgang.reducer.ts

...lient/libs/vorgang-shared/src/lib/vorgang.service.spec.ts

goofy-client/libs/vorgang-shared/src/lib/vorgang.service.ts