Move aos/input and aos/robot_state to frc971/input

Neither folder makes any sense as part of aos/.

Change-Id: I10e0532da4e688c18a9354012b783c43566fd2a1
diff --git a/y2020/control_loops/superstructure/superstructure.h b/y2020/control_loops/superstructure/superstructure.h
index af15be6..4777aef 100644
--- a/y2020/control_loops/superstructure/superstructure.h
+++ b/y2020/control_loops/superstructure/superstructure.h
@@ -3,8 +3,8 @@
 
 #include "aos/controls/control_loop.h"
 #include "aos/events/event_loop.h"
-#include "aos/robot_state/joystick_state_generated.h"
 #include "frc971/control_loops/drivetrain/drivetrain_status_generated.h"
+#include "frc971/input/joystick_state_generated.h"
 #include "y2020/constants.h"
 #include "y2020/control_loops/superstructure/climber.h"
 #include "y2020/control_loops/superstructure/shooter/shooter.h"