Merge pull request 'OZG-4530 Set version of notification-manager to current...

Merge pull request 'OZG-4530 Set version of notification-manager to current snapshot' (#389) from ozg-4530-version-of-notification-manager into master

Reviewed-on: https://git.ozg-sh.de/ozgcloud-app/vorgang-manager/pulls/389


Reviewed-by: OZGCloud <ozgcloud@mgm-tp.com>