Fixed building with a bazel with hdrs_check fixed again.

Change-Id: I015f66cd6e02e07efa367b96edd775015ac0abca
diff --git a/y2015/BUILD b/y2015/BUILD
index 6737bd9..f37cd3b 100644
--- a/y2015/BUILD
+++ b/y2015/BUILD
@@ -13,6 +13,8 @@
     '//aos/common:once',
     '//aos/common/network:team_number',
     '//frc971/control_loops:state_feedback_loop',
+    '//frc971:shifter_hall_effect',
+    '//frc971:constants',
     '//y2015/control_loops/drivetrain:polydrivetrain_plants',
     '//y2015/autonomous:auto_queue',
   ],