Remove all trailing whitespaces in this repo.

osu.Game/Modes/Objects/BezierApproximator.cs

@@ -109,7 +109,7 @@ namespace osu.Game.Modes.Objects
 
             // "toFlatten" contains all the curves which are not yet approximated well enough.
             // We use a stack to emulate recursion without the risk of running into a stack overflow.
-            // (More specifically, we iteratively and adaptively refine our curve with a 
+            // (More specifically, we iteratively and adaptively refine our curve with a
             // <a href="https://en.wikipedia.org/wiki/Depth-first_search">Depth-first search</a>
             // over the tree resulting from the subdivisions we make.)
             toFlatten.Push(controlPoints.ToArray());

osu.Game/Modes/Objects/CircularArcApproximator.cs

@@ -66,7 +66,7 @@ namespace osu.Game.Modes.Objects
             double dir = 1;
             double thetaRange = thetaEnd - thetaStart;
 
-            // Decide in which direction to draw the circle, depending on which side of 
+            // Decide in which direction to draw the circle, depending on which side of
             // AC B lies.
             Vector2 orthoAtoC = c - a;
             orthoAtoC = new Vector2(orthoAtoC.Y, -orthoAtoC.X);

osu.Game/Modes/UI/ModIcon.cs

@@ -26,7 +26,7 @@ namespace osu.Game.Modes.UI
                 reapplySize();
             }
         }
-        
+
         public new Color4 Colour
         {
             get
@@ -38,7 +38,7 @@ namespace osu.Game.Modes.UI
                 background.Colour = value;
             }
         }
-        
+
         public FontAwesome Icon
         {
             get