try to add ostemplate to templatelist

app/UI/CustomTemplate/Pages/CustomTemplateDataTable.php

@@ -84,7 +84,7 @@ class CustomTemplateDataTable extends DataTable implements ClientArea
         }
         return '-';
     }
-
+/*
     public function replaceFieldOsTemplate($key, $row)
     {
         $json = \json_decode($row->data, true);
@@ -94,7 +94,7 @@ class CustomTemplateDataTable extends DataTable implements ClientArea
         $decorator = new OsTemplateDecorator($json['osTemplate']);
         return sl('lang')->abtr('template', $decorator->toFriendlyName());
     }
-
+*/
     public function replaceFieldDisk($key, $row)
     {
         return sprintf(" %s GB", $row->disk + $row->disks);