don't show culture selector for nodes with variants

src/Umbraco.Web.UI.Client/src/views/content/assigndomain.html

@@ -1,6 +1,6 @@
 <div ng-controller="Umbraco.Editors.Content.AssignDomainController as vm" ng-cloak>
     <div class="umb-dialog-body">
-        <umb-pane>
+        <umb-pane ng-if="!currentNode.metaData.variesByCulture">
             <h5 class="umb-pane-title"><localize key="assignDomain_setLanguage">Culture</localize></h5>
             <label for="assignDomain_language" class="control-label"><localize key="general_language"></localize></label>
             <select class="umb-property-editor umb-dropdown" name="language" id="assignDomain_language" ng-model="vm.language" ng-options="lang.name for lang in vm.languages">
@@ -8,7 +8,7 @@
             </select>
         </umb-pane>
         <umb-pane>
-           
+
             <h5 class="umb-pane-title"><localize key="assignDomain_setDomains">Domains</localize></h5>
             <form name="vm.domainForm" novalidate="" class="control-group umb-control-group">
                 <small class="db" style="margin-bottom: 10px;">