lets actually use the var we set.

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@6302 d0543943-73ff-0310-b7d9-9358b9ac24b2

conf/dialplan/default.xml

@@ -46,7 +46,7 @@
   <!-- dial the freeswitch conference via SIP-->
   <extension name="FS_Conf_SIP">
     <condition field="destination_number" expression="^888$">
-      <action application="bridge" data="sofia/default/888@conference.freeswitch.org"/>
+      <action application="bridge" data="sofia/${use_profile}/888@conference.freeswitch.org"/>
     </condition>
   </extension>