net/bnxt: fix VNIC config error in Rx queue start

net/bnxt: fix VNIC config error in Rx queue start

During port stop/start sequence the Thor FW is returning an error.
This is because we are deriving incorrect active Rx ring and using
that wrong information in the bnxt_vnic_rss_cfg HWRM command.

Fix it by using the rx_queue_state from eth_dev.

Fixes: 0105ea1296c9 ("net/bnxt: support runtime queue setup")
Cc: stable@dpdk.org
Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
Reviewed-by: Somnath Kotur <somnath.kotur@broadcom.com>