Add climber servo code

Used for traversing to high bar.

Signed-off-by: Milind Upadhyay <milind.upadhyay@gmail.com>
Change-Id: I333c581c33aab3f2d960db8452b5b1783aab9a5a
diff --git a/y2022/control_loops/superstructure/superstructure_goal.fbs b/y2022/control_loops/superstructure/superstructure_goal.fbs
index 0bb51e1..4d4a81f 100644
--- a/y2022/control_loops/superstructure/superstructure_goal.fbs
+++ b/y2022/control_loops/superstructure/superstructure_goal.fbs
@@ -26,6 +26,10 @@
   // Height of the climber above rest point
   climber:frc971.control_loops.StaticZeroingSingleDOFProfiledSubsystemGoal (id: 0);
 
+  // True if the servo should be released.
+  // Positive is moving it out
+  climber_servo:bool (id: 15);
+
   // Goal angles of intake joints.
   // Positive is out, 0 is up.
   intake_front:frc971.control_loops.StaticZeroingSingleDOFProfiledSubsystemGoal (id: 1);