examples/l3fwd-power: disable Rx interrupt when waking up
examples/l3fwd-power: disable Rx interrupt when waking up

Signed-off-by: Marvin Liu <d89ea4150d91f674af88bbc382d184dd42ea906c@intel.com>
Acked-by: Cunming Liang <7edc6dd0948177c688da9b288939d80da3db4303@intel.com>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk