i18n: Drop unnecessary phrase

scp/tickets.php

@@ -153,7 +153,7 @@ if($_POST && !$errors):
                      $errors['assignId'] = __('Select assignee');
                  elseif ($_POST['assignId'][0]!='s' && $_POST['assignId'][0]!='t' && !$claim)
                      $errors['assignId']= sprintf('%s - %s',
-                             __('Invalid assignee '),
+                             __('Invalid assignee'),
                              __('get technical support'));
                  elseif ($_POST['assignId'][0]!='s'
                          && $dept->assignMembersOnly()