Tune intake

Change-Id: I979033163a94078969c4f0829150998fba4540c5
diff --git a/y2018/control_loops/superstructure/arm/arm.h b/y2018/control_loops/superstructure/arm/arm.h
index 6b2864a..9493037 100644
--- a/y2018/control_loops/superstructure/arm/arm.h
+++ b/y2018/control_loops/superstructure/arm/arm.h
@@ -56,12 +56,12 @@
   };
 
   enum class GrabState : int32_t {
-    NORMAL,
-    WAIT_FOR_BOX,
-    TALL_BOX,
-    SHORT_BOX,
-    CLAW_CLOSE,
-    OPEN_INTAKE,
+    NORMAL = 0,
+    WAIT_FOR_BOX = 1,
+    TALL_BOX = 2,
+    SHORT_BOX = 3,
+    CLAW_CLOSE = 4,
+    OPEN_INTAKE = 5,
   };
 
   State state() const { return state_; }