changelog note about removal of explicit EV params

CHANGELOG.md

@@ -6,6 +6,7 @@ Mapbox welcomes participation and contributions from everyone.
 - Added roundtrip of unrecognized JSON properties. [#1394](https://github.com/mapbox/mapbox-java/pull/1394)
 - Added API to access unrecognized JSON properties. See `#getUnrecognizedProperty` and `#getUnrecognizedPropertiesNames` in each Directions API model object.  [#1416](https://github.com/mapbox/mapbox-java/pull/1416)
 - Added `RouteOptions.Builder#unrecognizedProperties` to set custom request parameters to a URL generated by `RouteOptions#toUrl` only. The custom request parameters are not supported by `MapboxDirections` service. [#1420](https://github.com/mapbox/mapbox-java/pull/1420)
+- Removed experimental EV routing request/response parameters. Please use the `RouteOptions.Builder#unrecognizedProperties` to set experimental request parameters, and `#getUnrecognizedProperty` to get values from relevant response objects. EV routing parameters documentation is available [here](https://docs.mapbox.com/api/navigation/directions/#electric-vehicle-routing). [#1422](https://github.com/mapbox/mapbox-java/pull/1422)
 
 ### v6.4.1 - April 22, 2022
 - Added correct escaping for `<white space>&<white space>` pattern in query parameters for `RouteOptions#toUrl`. [#1410](https://github.com/mapbox/mapbox-java/pull/1410).