Fix GitlabSecurity/SystemCommandInjection RuboCop offenses
Fix instances of GitlabSecurity/SystemCommandInjection
(https://gitlab.com/gitlab-org/rubocop-gitlab-security/-/tree/master) in this project.
Fix instances of GitlabSecurity/SystemCommandInjection
(https://gitlab.com/gitlab-org/rubocop-gitlab-security/-/tree/master) in this project.