[media] move the dvb/frontends to drivers/media/dvb-frontends

Raise the DVB frontends one level up, as the intention is to remove
the drivers/media/dvb directory.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/bt8xx/Makefile b/drivers/media/dvb/bt8xx/Makefile
index 7c2dd04..36591ae 100644
--- a/drivers/media/dvb/bt8xx/Makefile
+++ b/drivers/media/dvb/bt8xx/Makefile
@@ -1,6 +1,6 @@
 obj-$(CONFIG_DVB_BT8XX) += bt878.o dvb-bt8xx.o dst.o dst_ca.o
 
 ccflags-y += -Idrivers/media/dvb-core
-ccflags-y += -Idrivers/media/dvb/frontends
+ccflags-y += -Idrivers/media/dvb-frontends
 ccflags-y += -Idrivers/media/video/bt8xx
 ccflags-y += -Idrivers/media/common/tuners