sync-en: corrige el ejemplo de collator_set_attribute (#5503) (#524)

Author: lacatoire

reference/intl/collator/set-attribute.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- EN-Revision: 1976eae0d815797af97a1e16c5cd90ffc2868395 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 0194deb3cec8d79ae6b13700f3cd031d14597838 Maintainer: lacatoire Status: ready -->
 <!-- Reviewed: no -->
 <refentry xml:id="collator.setattribute" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
@@ -77,13 +77,8 @@
     <programlisting role="php">
 <![CDATA[
 <?php
-$coll = collator_create( 'en_CA' );
-$val  = collator_get_attribute( $coll, Collator::NUMERIC_COLLATION );
-if ($val === false) {
-    // Manejo de errores.
-} elseif ($val === Collator::ON) {
-    // Algo útil
-}
+$coll = collator_create('en_CA');
+collator_set_attribute($coll, Collator::NORMALIZATION_MODE, Collator::ON);
 ?>
 ]]>
     </programlisting>