rename drivetrain queues to be consistent with everything else

Change-Id: Id79ada09bc12a53c0bca0e7b7654fb0384db7bd2
diff --git a/frc971/control_loops/drivetrain/drivetrain.q b/frc971/control_loops/drivetrain/drivetrain.q
index 45ced74..ea1324d 100644
--- a/frc971/control_loops/drivetrain/drivetrain.q
+++ b/frc971/control_loops/drivetrain/drivetrain.q
@@ -19,7 +19,7 @@
   double right_velocity;
 };
 
-queue_group Drivetrain {
+queue_group DrivetrainQueue {
   implements aos.control_loops.ControlLoop;
 
   message Goal {
@@ -67,4 +67,4 @@
   queue Status status;
 };
 
-queue_group Drivetrain drivetrain;
+queue_group DrivetrainQueue drivetrain_queue;