SEC-1598: Removed invalid properties from SessionFixationProtectionStrategy bean declaration in Session Management chapter docbook.

docs/manual/src/docbook/session-mgmt.xml

@@ -50,10 +50,7 @@
   </beans:bean>
 
   <beans:bean id="sas"
-      class="org.springframework.security.web.authentication.session.SessionFixationProtectionStrategy">
-    <beans:property name="sessionRegistry" ref="sessionRegistry" />
-    <beans:property name="maximumSessions" value="1" />
-  </beans:bean>
+      class="org.springframework.security.web.authentication.session.SessionFixationProtectionStrategy"/>
 ]]>
       </programlisting></para>
   </section>