Fix beambreak interpretation

Signed-off-by: Maxwell Henderson <mxwhenderson@gmail.com>
Change-Id: Ibd0d84ebe5762352cf5a6aabb74bd77c8e143cd8
diff --git a/y2023/vision/game_pieces.fbs b/y2023/vision/game_pieces.fbs
index e981712..aef52e4 100644
--- a/y2023/vision/game_pieces.fbs
+++ b/y2023/vision/game_pieces.fbs
@@ -2,9 +2,10 @@
 
 // Object class.
 enum Class : byte {
-    CONE_DOWN,
-    CONE_UP,
-    CUBE
+    NONE = 0,
+    CONE_UP = 1,
+    CUBE = 2,
+    CONE_DOWN = 3,
 }
 
 // Bounding box dimensions and position.
@@ -26,4 +27,4 @@
     game_pieces:[GamePiece] (id: 0);
 }
 
-root_type GamePieces;
\ No newline at end of file
+root_type GamePieces;