Startup with more power to free the brake.

Change-Id: I2f85ef12f26dbcd7d5b9a151079bffc51cf8e696
diff --git a/y2018/control_loops/superstructure/arm/arm.h b/y2018/control_loops/superstructure/arm/arm.h
index 3f48cc9..840ce53 100644
--- a/y2018/control_loops/superstructure/arm/arm.h
+++ b/y2018/control_loops/superstructure/arm/arm.h
@@ -31,6 +31,7 @@
 
   static constexpr double kVMax() { return kGrannyMode() ? 5.0 : 11.5; }
   static constexpr double kPathlessVMax() { return 5.0; }
+  static constexpr double kGotoPathVMax() { return 12.0; }
 
   void Iterate(const uint32_t *unsafe_goal, bool grab_box, bool open_claw,
                const control_loops::ArmPosition *position,