remove unused option

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@11265 d0543943-73ff-0310-b7d9-9358b9ac24b2

conf/sip_profiles/internal-ipv6.xml

@@ -22,7 +22,6 @@
     <!-- ip address to bind to -->
     <param name="sip-ip" value="$${local_ip_v6}"/>
     <param name="hold-music" value="$${hold_music}"/>
-    <!--<param name="enable-timer" value="false"/>-->
     <!--<param name="enable-100rel" value="false"/>-->
     <param name="apply-inbound-acl" value="domains"/>
     <!--<param name="apply-register-acl" value="domains"/>-->

conf/sip_profiles/internal.xml

@@ -54,7 +54,6 @@
     <param name="hold-music" value="$${hold_music}"/>
     <param name="apply-nat-acl" value="rfc1918"/>
     <!--<param name="aggressive-nat-detection" value="true"/>-->
-    <!--<param name="enable-timer" value="false"/>-->
     <!--<param name="enable-100rel" value="true"/>-->
     <!--<param name="minimum-session-expires" value="120"/>-->
     <param name="apply-inbound-acl" value="domains"/>