media: Kconfig: DVB support should be enabled for Digital TV

As we reverted changeset 85f7cd3a ("Revert "media: Kconfig: better support hybrid TV devices""),
we should add a default to DVB_CORE, as otherwise DVB support won't work.

Fixes: 85f7cd3a ("Revert "media: Kconfig: better support hybrid TV devices"")
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/media/Kconfig

@@ -203,6 +203,7 @@ config DVB_CORE
 	tristate
 	depends on MEDIA_DIGITAL_TV_SUPPORT
 	depends on (I2C || I2C=n)
+	default MEDIA_DIGITAL_TV_SUPPORT
 	select CRC32
 	help
 	  Enables the DVB API, used by Digital TV devices. Supports several