* nua_session.c: fixed call state reporting from failed INVITE
  
  If INVITE was returned a failure response, and session was being terminated
  (like BYE was sent while INVITE transaction was on-going), Sofia reported
  session as already terminated.



git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@8052 d0543943-73ff-0310-b7d9-9358b9ac24b2