Use doubles

Author: xpenatan

backends/backend-teavm/src/main/java/com/github/xpenatan/gdx/backends/teavm/TeaInput.java

@@ -34,7 +34,7 @@
 public class TeaInput extends AbstractInput implements EventListener<Event> {
 
     private static float getMouseWheelVelocity(WheelEvent event) {
-        float deltaY = (float)event.getDeltaY();
+        double deltaY = event.getDeltaY();
         int deltaMode = event.getDeltaMode();
         if(deltaMode == 2) {
             return 0;