one more NLRI packing fix
one more NLRI packing fix

One more occurence of packed instead of _packed.

earies/exabgp,benagricola/exabgp,blablacar/exabgp,benagricola/exabgp,blablacar/exabgp,benagricola/exabgp,blablacar/exabgp,earies/exabgp,earies/exabgp