bug #4297 [Cookbook][Doctrine] Fix typo in XML configuration for custom SQL functions (jdecool)

This PR was merged into the 2.3 branch.

Discussion
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[Cookbook][Doctrine] Fix typo in XML configuration for custom SQL functions

| Q             | A
| ------------- | ---
| Doc fix?      | yes
| New docs?     | no
| Applies to    | all
| Fixed tickets |

Commits
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2cb85a1 [Cookbook][Doctrine] Fix typo in XML configuration for custom SQL function

Author: wouterj

cookbook/doctrine/custom_dql_functions.rst

@@ -39,10 +39,10 @@ In Symfony, you can register your custom DQL functions as follows:
                 <doctrine:orm>
                     <!-- ... -->
                     <doctrine:dql>
-                        <doctrine:string-function name="test_string>Acme\HelloBundle\DQL\StringFunction</doctrine:string-function>
-                        <doctrine:string-function name="second_string>Acme\HelloBundle\DQL\SecondStringFunction</doctrine:string-function>
-                        <doctrine:numeric-function name="test_numeric>Acme\HelloBundle\DQL\NumericFunction</doctrine:numeric-function>
-                        <doctrine:datetime-function name="test_datetime>Acme\HelloBundle\DQL\DatetimeFunction</doctrine:datetime-function>
+                        <doctrine:string-function name="test_string">Acme\HelloBundle\DQL\StringFunction</doctrine:string-function>
+                        <doctrine:string-function name="second_string">Acme\HelloBundle\DQL\SecondStringFunction</doctrine:string-function>
+                        <doctrine:numeric-function name="test_numeric">Acme\HelloBundle\DQL\NumericFunction</doctrine:numeric-function>
+                        <doctrine:datetime-function name="test_datetime">Acme\HelloBundle\DQL\DatetimeFunction</doctrine:datetime-function>
                     </doctrine:dql>
                 </doctrine:orm>
             </doctrine:config>