TestBoneRagdoll: reduce jumpiness during "toggle" actions

jme3-examples/src/main/java/jme3test/bullet/TestBoneRagdoll.java

@@ -131,7 +131,6 @@ public class TestBoneRagdoll
         if (name.equals("toggle") && isPressed) {
             Vector3f v = new Vector3f(model.getLocalTranslation());
             v.y = 0f;
-            model.setLocalTranslation(v);
             Quaternion q = new Quaternion();
             float[] angles = new float[3];
             model.getLocalRotation().toAngles(angles);