Merge pull request 'OZG-6544: OZG-7212: Update license headers.' (#97) from...

Merge pull request 'OZG-6544: OZG-7212: Update license headers.' (#97) from OZG-6544-lizenz-header into master

Reviewed-on: https://git.ozg-sh.de/ozgcloud-app/zufi-manager/pulls/97


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