Staging: hv: Add proper versioning to HV drivers

Provide proper versioning information for all HV drivers.

With removal of build time/date/and Minor number as requested by Greg KH

Signed-off-by: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyang@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>