[BUGFIX] ensure search works with utf-8

Signed-off-by: Kay Strobach <[email protected]>

Classes/Domain/Service/ValueService.php

@@ -177,6 +177,6 @@ protected function shortenString($string, $length = '30', $append = '...')
         if (strlen($string) <= $length) {
             return $string;
         }
-        return substr($string, 0, $length).$append;
+        return mb_substr($string, 0, $length).$append;
     }
 }