test/benchmark/ipv4_fwd: Use odp_unlikely() for verify and stop branches.
test/benchmark/ipv4_fwd: Use odp_unlikely() for verify and stop branches.

Signed-off-by: Jere Leppänen <14957520de8d9815e0c353a07fe23c737f0171e9@nokia.com>
Reviewed-by: Sorin Vultureanu <8013ba55f8675034bc2ab0d6c3a1c9650437ca36@enea.com>

OpenFastPath/ofp,OpenFastPath/ofp,OpenFastPath/ofp,OpenFastPath/ofp