Add the HM10 fourcc for HEVC

There are too many files in the wild with this...

(cherry picked from commit d9997757f249750a6684be4cd09dd453a26351df)
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

src/misc/fourcc.c

@@ -274,6 +274,7 @@ static const staticentry_t p_list_video[] = {
         A("H265"),
         A("x265"),
         A("hev1"),
+        A("HM10"),
 
     /* h264 */
     B(VLC_CODEC_H264, "H264 - MPEG-4 AVC (part 10)"),