Fail to uninstall the deployed files

[GraceWang571]

Steps:

1. Follow the steps in https://github.com/fcrozat/gdm-container#readme to deploy the container
2. Use podman container runlabel --name gdm run registry.opensuse.org/suse/alp/workloads/tumbleweed_containerfiles/suse/alp/workloads/gdm:latest to run gdm
3. Try to uninstall the deployed files

Actual Result:
Fail to uninstall the deployed files due to error:
Failed to open '/etc/tmpfiles.d/gdm.conf': No such file or directory