Only use start delay if use_delay is not 0.
Only use start delay if use_delay is not 0.

This presents a workaround for monit < 5.0, since older versions of
monit don't support this option.

pencil/puppet-module-monit,blackcobra1973/puppet-monit,theforeman/puppet-module-monit,gnubila-france/puppet-module-monit