Update Message::Move in the enums3 test to take a Point.

Author: siobhanjacobson

exercises/enums/enums3.rs

@@ -53,7 +53,7 @@ mod tests {
         };
         state.process(Message::ChangeColor(255, 0, 255));
         state.process(Message::Echo(String::from("hello world")));
-        state.process(Message::Move{ x: 10, y: 15 });
+        state.process(Message::Move(Point{ x: 10, y: 15 }));
         state.process(Message::Quit);
 
         assert_eq!(state.color, (255, 0, 255));