Merge pull request 'OZG-6668 OZG-7019 add client name to grpc calls' (#13) from OZG-6668-add-cient-name-to-grpc-calls into master

Reviewed-on: https://git.ozg-sh.de/ozgcloud-app/fachstellen-proxy/pulls/13


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