Update rubygem-foreman_virt_who_configure to 0.5.18

[chris1984]

@ekohl here is a new release with your translation fixes

[ekohl]

@ehelms I think we have a problem with our new EL8 nodes:

[2023-09-27T18:29:10.872Z] TASK [Check for a new changelog entry] *****************************************
[2023-09-27T18:29:10.872Z] fatal: [rubygem-foreman_virt_who_configure]: FAILED! => changed=false 
[2023-09-27T18:29:10.872Z]   module_stderr: |-
[2023-09-27T18:29:10.872Z]     /usr/bin/env: ‘python’: No such file or directory
[2023-09-27T18:29:10.872Z]   module_stdout: ''
[2023-09-27T18:29:10.872Z]   msg: |-
[2023-09-27T18:29:10.872Z]     MODULE FAILURE
[2023-09-27T18:29:10.872Z]     See stdout/stderr for the exact error
[2023-09-27T18:29:10.872Z]   rc: 127

This line doesn't work:
https://github.com/theforeman/obal/blob/997898860b73f8c7006b7d40de7dc9dd252c40f6/obal/data/modules/rpmspec_changelog_check.py#L1

[ehelms]

To fix that issue -- theforeman/obal#367

[ehelms]

[test rpm]

[ehelms]

[test rpm-copr]

[ehelms]

[test rpm-copr]

[ehelms]

[test rpm-copr]

[ehelms]

[test rpm-copr]

[ehelms]

[test rpm-copr]

[ehelms]

[test rpm-copr]

[ehelms]

Note this ran against this change theforeman/jenkins-jobs#355 which fixes repoclosure checks for Copr based scratch builds.

[ekohl]

Let's see if this fixes the luna pipeline.