net: ice: fix error NETIF_F_HW_VLAN_CTAG_FILTER check in ice_vsi_sync_fltr()

vsi->current_netdev_flags is used store the current net device
flags, not the active netdevice features. So it should use
vsi->netdev->featurs, rather than vsi->current_netdev_flags
to check NETIF_F_HW_VLAN_CTAG_FILTER.

Fixes: 1babaf77 ("ice: Advertise 802.1ad VLAN filtering and offloads for PF netdev")
Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Acked-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/intel/ice/ice_main.c

@@ -433,7 +433,7 @@ static int ice_vsi_sync_fltr(struct ice_vsi *vsi)
 						IFF_PROMISC;
 					goto out_promisc;
 				}
-				if (vsi->current_netdev_flags &
+				if (vsi->netdev->features &
 				    NETIF_F_HW_VLAN_CTAG_FILTER)
 					vlan_ops->ena_rx_filtering(vsi);
 			}