feat: create non-unique users for access from ZIH

2 jobs for master in 1 minute and 39 seconds (queued for 2 seconds)
Name Stage Failure
unit-test-job Test
[WARNING]: - ansible_vaults was NOT installed successfully: - command
/usr/bin/git clone https://git.slub-dresden.de/slub-
referat-2-3/ansible_vaults.git ansible_vaults failed in directory
/root/.ansible/tmp/ansible-local-31792sa1ior8/tmpxanjpqxx (rc=128) - Cloning
into 'ansible_vaults'... fatal: could not read Username for 'https://git.slub-
dresden.de': No such device or address
ERROR! - you can use --ignore-errors to skip failed roles and finish processing the list.
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1