staging: unisys: fix visorbus Kconfig

Removing visorutil made it impossible to build visorbus. Remove the config
setting from the Kconfig so the module can be enabled in the build.
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/unisys/visorbus/Kconfig

@@ -4,6 +4,6 @@
 
 config UNISYS_VISORBUS
 	tristate "Unisys visorbus driver"
-	depends on UNISYSSPAR && UNISYS_VISORUTIL
+	depends on UNISYSSPAR
 	---help---
 	If you say Y here, you will enable the Unisys visorbus driver.