description: Fix access violation when accessing CLLI box

Author: Mr-Ojii

codecs/description.c

@@ -301,6 +301,10 @@ static int isom_initialize_structured_codec_specific_data( lsmash_codec_specific
             specific->size     = sizeof(lsmash_qt_audio_format_specific_flags_t);
             specific->destruct = lsmash_free;
             break;
+        case LSMASH_CODEC_SPECIFIC_DATA_TYPE_QT_VIDEO_CONTENT_LIGHT_LEVEL_INFO:
+            specific->size     = sizeof(lsmash_qt_content_light_level_info_t);
+            specific->destruct = lsmash_free;
+            break;
         case LSMASH_CODEC_SPECIFIC_DATA_TYPE_QT_VIDEO_MASTERING_DISPLAY_COLOR_VOLUME:
             specific->size     = sizeof(lsmash_qt_mastering_display_color_volume_t);
             specific->destruct = lsmash_free;