qlcnic: Added debug info

Now printing states of essential registers once fw hang has been detected.
Bumped up the driver version to 5.0.22

Signed-off-by: Sritej Velaga <sritej.velaga@qlogic.com>
Signed-off-by: Anirban Chakraborty <anirban.chakraborty@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>