Staging: hv: vmbus: Change the signature of struct hv_driver probe function

In preparation to leveraging the driver_data field in struct
hv_vmbus_device_id, change the signature of struct hv_driver probe function.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>