Add pivot joint in wpilib_interface

Signed-off-by: Maxwell Henderson <maxwell.henderson@mailbox.org>
Change-Id: I4c221a3713cb56c20b8af95417737233c5e9cab2
diff --git a/y2023_bot3/constants.cc b/y2023_bot3/constants.cc
index 9e1902c..80c2a7a 100644
--- a/y2023_bot3/constants.cc
+++ b/y2023_bot3/constants.cc
@@ -44,6 +44,8 @@
     // A set of constants for tests.
     case 1:
 
+      pivot_joint->potentiometer_offset = 0.0;
+
       pivot_joint->subsystem_params.zeroing_constants
           .measured_absolute_position = 0.0;