Fixed building with a bazel with hdrs_check fixed again.

Change-Id: I015f66cd6e02e07efa367b96edd775015ac0abca
diff --git a/bot3/control_loops/drivetrain/BUILD b/bot3/control_loops/drivetrain/BUILD
index 6fd8faa..8b6ad75 100644
--- a/bot3/control_loops/drivetrain/BUILD
+++ b/bot3/control_loops/drivetrain/BUILD
@@ -60,7 +60,9 @@
     '//frc971/control_loops:state_feedback_loop',
     '//frc971/control_loops:coerce_goal',
     '//frc971/queues:gyro',
+    '//frc971:shifter_hall_effect',
     '//aos/common/util:log_interval',
+    '//aos/common:math',
     '//aos/common/logging:queue_logging',
     '//aos/common/logging:matrix_logging',
   ],