Add interpolation table boilerplate

Change-Id: I599821c53366e85a9b11a48f7a47888372553773
Signed-off-by: Ravago Jones <ravagojones@gmail.com>
diff --git a/y2022/control_loops/superstructure/superstructure_status.fbs b/y2022/control_loops/superstructure/superstructure_status.fbs
index 4b215ac..d802f08 100644
--- a/y2022/control_loops/superstructure/superstructure_status.fbs
+++ b/y2022/control_loops/superstructure/superstructure_status.fbs
@@ -70,6 +70,8 @@
 
   solve_time:double (id: 7);
   mpc_active:bool (id: 8);
+  shot_position:double (id: 16);
+  shot_velocity:double (id: 17);
 
   // The number of shots we have taken.
   shot_count:int32 (id: 9);