storvsc: Don't set the SRB_FLAGS_QUEUE_ACTION_ENABLE flag

Don't set the SRB_FLAGS_QUEUE_ACTION_ENABLE flag since we are not specifying
tags.  Without this, the qlogic driver doesn't work properly with storvsc.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Cc: stable@vger.kernel.org
Signed-off-by: James Bottomley <JBottomley@Odin.com>