Fix unit tests after sysvinit patch broke them

Fixes: 23242f9

Author: ekohl

spec/classes/jira_service_spec.rb

@@ -19,7 +19,7 @@
             it { is_expected.to compile.with_all_deps }
 
             it do
-              is_expected.to contain_file('/lib/systemd/system/jira.service').
+              is_expected.to contain_file('/usr/lib/systemd/system/jira.service').
                 with_content(%r{Atlassian Systemd Jira Service})
             end
             it { is_expected.to contain_exec('refresh_systemd') }