[glossary] Fixing broken link - closes symfony#659

Author: weaverryan

glossary.rst

@@ -100,7 +100,7 @@ Glossary
         The *Kernel* is the core of Symfony2. The Kernel object handles HTTP
         requests using all the bundles and libraries registered to it. See
         :ref:`The Architecture: The Application Directory <the-app-dir>` and the
-        :doc:`/book/internals/kernel` chapter.
+        :doc:`/book/internals` chapter.
 
    Firewall
         In Symfony2, a *Firewall* doesn't have to do with networking. Instead,
@@ -116,8 +116,6 @@ Glossary
         chapter.
 
 
-
-
 .. _`service-oriented architecture`: http://wikipedia.org/wiki/Service-oriented_architecture
 .. _`HTTP Wikipedia`: http://en.wikipedia.org/wiki/Hypertext_Transfer_Protocol
 .. _`HTTP 1.1 RFC`: http://www.w3.org/Protocols/rfc2616/rfc2616.html