eal: disable NUMA related warnings on non-NUMA systems

eal: disable NUMA related warnings on non-NUMA systems

Disable multiple NUMA warnings on non-NUMA systems.

"EAL: eal_parse_sysfs_value(): cannot open sysfs value
	/sys/bus/pci/devices/0000:00:00.0/numa_node
EAL: numa_node is invalid or not present. Set it 0 as default
EAL: cannot open /proc/self/numa_maps, consider that all memory is
	in socket_id 0"

Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
Tested-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>