Fix tarif filter

src/TwigFilters/TarifFilter.php

@@ -36,7 +36,7 @@ class TarifFilter
                     }
                 }
 
-                $data[$item[0]] = '<span>' . $item[0] .$complement .' </span> : '.$amount;
+                $data[$item[0]] = '<span>' . $item[0] .$complement .' </span> ' . ($amount) ? ': ' : ''.$amount;
             }
         }