Add missing targets @param tag

Also rearrange @param tags to match order of plan parameters

plans/subplans/component_install.pp

@@ -1,9 +1,10 @@
 # @api private
 #
 # @summary Install a new PEADM component
+# @param targets _ The hostname of the new component server
+# @param primary_host _ The hostname the primary Puppet server
 # @param avail_group_letter _ Either A or B; whichever of the two letter designations the component is assigned to
 # @param dns_alt_names _ A comma_separated list of DNS alt names for the component
-# @param primary_host _ The hostname the primary Puppet server
 # @param role _ Optional PEADM role the component will serve
 plan peadm::subplans::component_install(
   Peadm::SingleTargetSpec $targets,