V4L/DVB (13851): Fix Input dependency for Mantis

>
>
>
> CONFIG_INPUT=n

As reported by Randy Dunlap <randy.dunlap@oracle.com>:
> ERROR: "ir_input_register" [drivers/media/dvb/mantis/mantis_core.ko] undefined!
> ERROR: "ir_input_unregister" [drivers/media/dvb/mantis/mantis_core.ko] undefined!
> ERROR: "ir_input_init" [drivers/media/dvb/mantis/mantis_core.ko] undefined!
> ERROR: "input_free_device" [drivers/media/dvb/mantis/mantis_core.ko] undefined!
> ERROR: "input_allocate_device" [drivers/media/dvb/mantis/mantis_core.ko] undefined!

Signed-off-by: Manu Abraham <manu@linuxtv.org>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/mantis/Kconfig b/drivers/media/dvb/mantis/Kconfig
index f9219cd..f7b72a3 100644
--- a/drivers/media/dvb/mantis/Kconfig
+++ b/drivers/media/dvb/mantis/Kconfig
@@ -1,6 +1,6 @@
 config MANTIS_CORE
 	tristate "Mantis/Hopper PCI bridge based devices"
-	depends on PCI && I2C
+	depends on PCI && I2C && INPUT
 
 	help
 	  Support for PCI cards based on the Mantis and Hopper PCi bridge.