Fixed typo in comments.

include/vlc_fourcc.h

@@ -146,10 +146,10 @@
 #define VLC_CODEC_I440      VLC_FOURCC('I','4','4','0')
 /* Planar YUV 4:4:4 Y:U:V 8-bit */
 #define VLC_CODEC_I444      VLC_FOURCC('I','4','4','4')
-/* Planar YUV 4:2:2 Y:U:V  9-bit stored on 16 bits */
+/* Planar YUV 4:4:4 Y:U:V  9-bit stored on 16 bits */
 #define VLC_CODEC_I444_9L   VLC_FOURCC('I','4','9','L')
 #define VLC_CODEC_I444_9B   VLC_FOURCC('I','4','9','B')
-/* Planar YUV 4:2:2 Y:U:V 10-bit stored on 16 bits */
+/* Planar YUV 4:4:4 Y:U:V 10-bit stored on 16 bits */
 #define VLC_CODEC_I444_10L  VLC_FOURCC('I','4','A','L')
 #define VLC_CODEC_I444_10B  VLC_FOURCC('I','4','A','B')
 /* Planar YUV 4:2:0 Y:U:V full scale */