Bug 2108: Fix for editing polices in VNFD
Added fix for extracting policies from VNFD Change-Id: I7bb55f32c4e5524030f92a0afed920e003a764bf Signed-off-by: elumalai <deepika.e@tataelxsi.co.in> Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>