avresample: Include libavutil/avutil.h in version.h

Should fix issues compiling lavr's Windows resource file.
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavresample/version.h

@@ -25,6 +25,8 @@
  * Libavresample version macros.
  */
 
+#include "libavutil/avutil.h"
+
 #define LIBAVRESAMPLE_VERSION_MAJOR  1
 #define LIBAVRESAMPLE_VERSION_MINOR  1
 #define LIBAVRESAMPLE_VERSION_MICRO  0