media: move dvb kAPI headers to include/media

Except for DVB, all media kAPI headers are at include/media.

Move the headers to it.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
diff --git a/drivers/media/dvb-frontends/stb6000.h b/drivers/media/dvb-frontends/stb6000.h
index e94a3d5f..1adda72 100644
--- a/drivers/media/dvb-frontends/stb6000.h
+++ b/drivers/media/dvb-frontends/stb6000.h
@@ -24,7 +24,7 @@
 #define __DVB_STB6000_H__
 
 #include <linux/i2c.h>
-#include "dvb_frontend.h"
+#include <media/dvb_frontend.h>
 
 #if IS_REACHABLE(CONFIG_DVB_STB6000)
 /**