disable iso selection field

app/UI/VmCreate/Fields/OsTemplateSelect.php

@@ -31,10 +31,10 @@ class OsTemplateSelect extends Select implements ClientArea
                     "key"   => 'installationFromIso',
                     "value" => sl('lang')->abtr('Installation From ISO'),
                 ];
-            } */
+            }
             if($this->availableValues[0]['key']=="installationFromIso"){
                 $this->callBackFunction = 'pcOsTemplateLoadShowIsoFields';
-            }
+            } */
         }
         if ($this->configuration()->isLxc())
         {