Staging: sep: Fix rar build

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/sep/Kconfig

@@ -1,6 +1,7 @@
 config DX_SEP
 	tristate "Discretix SEP driver"
-	depends on MRST
+#	depends on MRST
+	depends on RAR_REGISTER
 	default y
 	help
 	  Discretix SEP driver