Don't include common.h from avutil.h

Signed-off-by: Martin Storsjö <martin@martin.st>

libavdevice/avdevice.c

@@ -17,6 +17,7 @@
  */
 
 #include "avdevice.h"
+#include "config.h"
 
 unsigned avdevice_version(void)
 {

libavdevice/timefilter.c

@@ -22,6 +22,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#include "libavutil/common.h"
 #include "libavutil/mem.h"
 #include "config.h"
 #include "timefilter.h"