fixed repeated verb in cookbook/serializer

Author: 77web

cookbook/serializer.rst

@@ -67,8 +67,8 @@ You can load normalizers and/or encoders by tagging them as
 :ref:`serializer.encoder<reference-dic-tags-serializer-encoder>`. It's also
 possible to set the priority of the tag in order to decide the matching order.
 
-Here an example on how to load the load 
-the :class:`Symfony\\Component\\Serializer\\Normalizer\\GetSetMethodNormalizer`:
+Here an example on how to load the 
+:class:`Symfony\\Component\\Serializer\\Normalizer\\GetSetMethodNormalizer`:
 
 .. configuration-block:: 
 
@@ -108,4 +108,4 @@ the :class:`Symfony\\Component\\Serializer\\Normalizer\\GetSetMethodNormalizer`:
     infinite loop is created when calling the getters. You're encouraged
     to add your own normalizers that fit your use-case.
 
-.. _JMSSerializerBundle: http://jmsyst.com/bundles/JMSSerializerBundle
+.. _JMSSerializerBundle: http://jmsyst.com/bundles/JMSSerializerBundle