Add ff_vga16_font

Originally committed as revision 24295 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/cga_data.h

 /*
- * CGA ROM data
+ * CGA/EGA/VGA ROM data
  *
  * This file is part of FFmpeg.
  *
@@ -24,6 +24,7 @@
 #include <stdint.h>
 
 extern const uint8_t ff_cga_font[2048];
+extern const uint8_t ff_vga16_font[4096];
 extern const uint32_t ff_cga_palette[16];
 extern const uint32_t ff_ega_palette[64];