tweak more physics constants

GitOrigin-RevId: 3751ded02e

Jumpy.Shared/Player.cs

@@ -13,9 +13,9 @@ namespace Jumpy {
     private Texture2D texture;
     private const int spriteSize = 48;
     private const int spriteWidth = 7;
-    private const int moveSpeed = 150;
-    private const int jumpSpeed = 500;
-    private const int gravity = 1500;
+    private const int moveSpeed = 180;
+    private const int jumpSpeed = 600;
+    private const int gravity = 2400;
 
     private Point position = new Point(Camera.Width / 2, 10);
     private Facing facing = Facing.Right;