don't assert that people are using sip correctly

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@7954 d0543943-73ff-0310-b7d9-9358b9ac24b2

libs/sofia-sip/.update

-Tue Mar 18 16:23:57 EDT 2008
+Mon Mar 24 15:02:06 CDT 2008

libs/sofia-sip/libsofia-sip-ua/soa/soa_static.c

@@ -865,11 +865,6 @@ int soa_sdp_upgrade(soa_session_t *ss,
   }
   *mm = NULL;
 
-#ifndef NDEBUG
-  for (j = i; j < size; j++)
-    assert(s2u[j] == U2S_NOT_USED);
-#endif
-
   s2u[size = i] = U2S_SENTINEL;
   *return_u2s = u2s;
   *return_s2u = s2u;