Wait until the flippers are more open

This makes the shot more consistent

Change-Id: Ie5aeca947e7b7e696d6faff45d288541d59703eb
Signed-off-by: Austin Schuh <austin.linux@gmail.com>
diff --git a/y2022/constants.h b/y2022/constants.h
index c824076..e3bc93f 100644
--- a/y2022/constants.h
+++ b/y2022/constants.h
@@ -168,7 +168,7 @@
         .lower_hard = -0.01, .upper_hard = 0.4, .lower = 0.0, .upper = 0.5};
   }
   // Position of the flippers when they are open
-  static constexpr double kFlipperOpenPosition() { return 0.15; }
+  static constexpr double kFlipperOpenPosition() { return 0.20; }
   // If the flippers were open but now moved back, reseat the ball if they go
   // below this position
   static constexpr double kReseatFlipperPosition() { return 0.1; }