The latest style of mapbox is not applied

Steps

   1. Define and publish a new mapbox style on Mapbox Studio and get a style url started width mapbox://styles

   2. Put the style in QML.

   3. Run and check the style is applied.

   4. Change the style on the Mapbox Studio and publish once again.  the url is same

   5. Run

Result

   Changed style is not applied on the app.

Expected

   Changed style is applied

It is suspected that the style url is cached and didn't aware the content of style is changed.