[media] dvb: move the dvb core one level up

just like the V4L2 core, move the DVB core to drivers/media, as the
intention is to get rid of both "video" and "dvb" directories.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/firewire/Makefile b/drivers/media/dvb/firewire/Makefile
index 357b3aa..f314813 100644
--- a/drivers/media/dvb/firewire/Makefile
+++ b/drivers/media/dvb/firewire/Makefile
@@ -3,4 +3,4 @@
 firedtv-y := firedtv-avc.o firedtv-ci.o firedtv-dvb.o firedtv-fe.o firedtv-fw.o
 firedtv-$(CONFIG_DVB_FIREDTV_INPUT)    += firedtv-rc.o
 
-ccflags-y += -Idrivers/media/dvb/dvb-core
+ccflags-y += -Idrivers/media/dvb-core