tvhcsa: fix the dependencies correctly for dvbcsa (quick fix for the previous patch)

src/descrambler/tvhcsa.c

@@ -16,7 +16,6 @@
  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "tvheadend.h"
 #include "tvhcsa.h"
 #include "input.h"
 #include "input/mpegts/tsdemux.h"

src/descrambler/tvhcsa.h

@@ -23,6 +23,7 @@ struct mpegts_service;
 struct elementary_stream;
 
 #include <stdint.h>
+#include "build.h"
 #if ENABLE_DVBCSA
 #include <dvbcsa/dvbcsa.h>
 #else