minor #7747 Update apache_router.rst (atailouloute)

This PR was merged into the 2.7 branch.

Discussion
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Update apache_router.rst

The matcher class will contain new lines and spaces at the beginning and at the end and the result is an incorrect class name which raise an exception (Class not found ..)

Commits
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ae64310 Update apache_router.rst

Author: xabbuh

configuration/apache_router.rst

@@ -44,9 +44,7 @@ Symfony to use the ``ApacheUrlMatcher`` instead of the default one:
         <!-- app/config/config_prod.xml -->
         <parameters>
             <parameter key="router.options.matcher.cache_class">null</parameter> <!-- disable router cache -->
-            <parameter key="router.options.matcher_class">
-                Symfony\Component\Routing\Matcher\ApacheUrlMatcher
-            </parameter>
+            <parameter key="router.options.matcher_class">Symfony\Component\Routing\Matcher\ApacheUrlMatcher</parameter>
         </parameters>
 
     .. code-block:: php