Fixed wrong handling of LSP argument in stateful07.

Change-Id: Ibd9d2432631ffa302dc8fb8738fc7c242cd905c9
Signed-off-by: Dana Kutenicsova <dkutenic@cisco.com>
(cherry picked from commit cfe9ef7b6aedf0e1b2f820a5b4866c534453169d)