add variable for one legged 302's via originate so you can tell it happened.

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@15163 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/endpoints/mod_sofia/sofia.c

@@ -3263,6 +3263,7 @@ static void sofia_handle_sip_r_invite(switch_core_session_t *session, int status
 				full_contact = sip_header_as_string(home, (void *) sip->sip_contact);
 				invite_contact = sofia_glue_strip_uri(full_contact);
 
+				switch_channel_set_variable(channel, "sip_redirected_to", invite_contact);
 				tech_pvt->redirected = switch_core_session_strdup(session, invite_contact);
 
 				free(invite_contact);