Add Extend Wpilib Interface

Signed-off-by: Filip Kujawa <filip.j.kujawa@gmail.com>
Change-Id: I8a6279360d154374e0d927b57f026c21bfef0623
diff --git a/y2024/constants/constants.fbs b/y2024/constants/constants.fbs
index 64c768c..6f6e455 100644
--- a/y2024/constants/constants.fbs
+++ b/y2024/constants/constants.fbs
@@ -71,6 +71,10 @@
   drivetrain_stator_current_limit:double (id: 7);
   climber_supply_current_limit:double (id: 8);
   climber_stator_current_limit:double (id: 9);
+  extend_supply_current_limit:double (id: 10);
+  extend_stator_current_limit:double (id: 11);
+  extend_roller_supply_current_limit:double (id: 12);
+  extend_roller_stator_current_limit:double (id: 13);
 }
 
 table TransferRollerVoltages {