Fix redis init script when password is present.
Fix redis init script when password is present.

zapier/puppet-redis,zapier/puppet-redis,craigcarnell/puppet-redis,tiredpixel/puppet-redis,hypernova2002/puppet-redis,hypernova2002/puppet-redis,craigcarnell/puppet-redis,tiredpixel/puppet-redis,zapier/puppet-redis,craigcarnell/puppet-redis,hypernova2002/puppet-redis,tiredpixel/puppet-redis,thomasvandoren/puppet-redis