tableprint: Restore mistakenly deleted common.h #include for FF_ARRAY_ELEMS.

This fixes the build with hardcoded tables enabled.
Signed-off-by: Mans Rullgard <mans@mansr.com>

libavcodec/tableprint.h

@@ -26,6 +26,8 @@
 #include <inttypes.h>
 #include <stdio.h>
 
+#include "libavutil/common.h"
+
 #define WRITE_1D_FUNC_ARGV(type, linebrk, fmtstr, ...)\
 void write_##type##_array(const type *data, int len)\
 {\