mISDN fix main ISDN Makefile

Compile hardware directory independent from selecting
CAPI support.

Signed-off-by: Karsten Keil <kkeil@suse.de>

drivers/isdn/Makefile

@@ -5,7 +5,7 @@
 obj-$(CONFIG_ISDN_I4L)			+= i4l/
 obj-$(CONFIG_ISDN_CAPI)			+= capi/
 obj-$(CONFIG_MISDN)			+= mISDN/
-obj-$(CONFIG_ISDN_CAPI)			+= hardware/
+obj-$(CONFIG_ISDN)			+= hardware/
 obj-$(CONFIG_ISDN_DIVERSION)		+= divert/
 obj-$(CONFIG_ISDN_DRV_HISAX)		+= hisax/
 obj-$(CONFIG_ISDN_DRV_ICN)		+= icn/