intreadwrite: common.h is not needed, attributes.h is sufficient

Originally committed as revision 24155 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavutil/intreadwrite.h

@@ -21,8 +21,8 @@
 
 #include <stdint.h>
 #include "config.h"
+#include "attributes.h"
 #include "bswap.h"
-#include "common.h"
 
 typedef union {
     uint64_t u64;