net/ice: fix variable storage type

Variable "status" should be defined as "enum ice_status"
instead of "uint16_t". This patch fixes the issue.

Fixes: c945e4bf9063 ("net/ice: support promiscuous mode")
Cc: stable@dpdk.org
Signed-off-by: Ying A Wang <ying.a.wang@intel.com>
Acked-by: Qiming Yang <qiming.yang@intel.com>