Tune the y2023 localizer a bit

Based on some pre-SFR auto mode tuning.

Change-Id: Id57ac32fc2c73281334e6ea69d823f4fc367e69e
Signed-off-by: James Kuszmaul <jabukuszmaul+collab@gmail.com>
diff --git a/y2023/localizer/status.fbs b/y2023/localizer/status.fbs
index ded492e..0ea779f 100644
--- a/y2023/localizer/status.fbs
+++ b/y2023/localizer/status.fbs
@@ -22,6 +22,8 @@
   // Pose estimate had a high distance to target.
   // We don't trust estimates very far out.
   HIGH_DISTANCE_TO_TARGET = 6,
+  // The robot was travelling too fast; we don't trust the target.
+  ROBOT_TOO_FAST = 7,
 }
 
 table RejectionCount {