net/enic: get Rx queue count
net/enic: get Rx queue count

Add support to enic for rte_eth_rx_queue_count().

Signed-off-by: Nelson Escobar <921f6477015852c9d60fa5cb7e6a106f68b238db@cisco.com>
Reviewed-by: John Daley <097981eb5abe5dbeac3142a4f5a88742d916de86@cisco.com>

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