whitespace fix

Author: B00885424

plans/migrate.pp

@@ -25,7 +25,7 @@
     'replica_postgresql_host' => $replica_postgresql_host,
     'version' => $version,
   })
-  
+
   # pre-migration checks
   out::message('This plan is a work in progress and it is not recommended to be used until it is fully implemented and supported')
   peadm::assert_supported_bolt_version()