7971 now uses the new IMU plugged in directly

Saves a bunch of wires.

Change-Id: I27b37c9c5a2b4c61fd5f043b739ff19902689789
diff --git a/y2020/constants.h b/y2020/constants.h
index ed58777..4713072 100644
--- a/y2020/constants.h
+++ b/y2020/constants.h
@@ -21,6 +21,8 @@
 namespace constants {
 
 struct Values {
+  static const uint16_t kCodingRobotTeamNumber = 7971;
+
   static const int kZeroingSampleSize = 200;
 
   static constexpr double kDrivetrainCyclesPerRevolution() { return 512.0; }