Adding content option to policy so templates can be used.

# Install FreeRADIUS policies

define freeradius::policy (

  Optional[String] $source,

  Optional[String] $content,

  Optional[Integer] $order   = 50,

  Freeradius::Ensure $ensure = present,

) {

    owner   => 'root',

    group   => $fr_group,

    source  => $source,

    content => $content,

    require => [Package['freeradius'], Group['radiusd']],

    notify  => Service['radiusd'],

  }