Initialize 2020 constants in various mains

Signed-off-by: milind-u <milind.upadhyay@gmail.com>
Change-Id: I6cd3f683a5bbf74e3b8bdbf69b00b3f84fdf1ed5
diff --git a/y2020/control_loops/drivetrain/BUILD b/y2020/control_loops/drivetrain/BUILD
index 7c4f99f..edec5c2 100644
--- a/y2020/control_loops/drivetrain/BUILD
+++ b/y2020/control_loops/drivetrain/BUILD
@@ -200,6 +200,7 @@
         "//aos/events/logging:log_writer",
         "//frc971/control_loops/drivetrain:drivetrain_lib",
         "//frc971/control_loops/drivetrain:trajectory_generator",
+        "//y2020:constants",
         "//y2020/control_loops/superstructure:superstructure_lib",
         "@com_github_gflags_gflags//:gflags",
         "@com_github_google_glog//:glog",