Move StatusLight to event loop

Change-Id: I862ea7b42c7cd7373652b96e17310bd56145bbbb
diff --git a/y2019/control_loops/superstructure/BUILD b/y2019/control_loops/superstructure/BUILD
index 87afdfa..f43b448 100644
--- a/y2019/control_loops/superstructure/BUILD
+++ b/y2019/control_loops/superstructure/BUILD
@@ -27,6 +27,7 @@
         ":superstructure_queue",
         ":vacuum",
         "//aos/controls:control_loop",
+        "//aos/events:event-loop",
         "//frc971/control_loops/drivetrain:drivetrain_queue",
         "//y2019:constants",
         "//y2019:status_light",