Pull some year-generic code out of y2022 localizer

Pull out some utilities that I want to re-use in 2023.

Change-Id: I5cd03e942708d240441b8356f37eed029e0d8710
Signed-off-by: James Kuszmaul <jabukuszmaul+collab@gmail.com>
diff --git a/y2022/localizer/BUILD b/y2022/localizer/BUILD
index e5c054b..a3b1774 100644
--- a/y2022/localizer/BUILD
+++ b/y2022/localizer/BUILD
@@ -107,6 +107,7 @@
         "//frc971/control_loops/drivetrain:drivetrain_output_fbs",
         "//frc971/control_loops/drivetrain:drivetrain_status_fbs",
         "//frc971/control_loops/drivetrain:improved_down_estimator",
+        "//frc971/control_loops/drivetrain:localization_utils",
         "//frc971/control_loops/drivetrain:localizer_fbs",
         "//frc971/imu_reader:imu_watcher",
         "//frc971/input:joystick_state_fbs",