[docsprint] Add inline example for setZoomRate and setWheelZoomRate of scrollZoomHandler (#9593)

* Add inline example for setZoomRate of scrollZoomHandler

* add setWheelZoomRate inline example

Author: Mal Wood-Santoro

src/ui/handler/scroll_zoom.js

@@ -81,15 +81,21 @@ class ScrollZoomHandler {
     /**
      * Set the zoom rate of a trackpad
      * @param {number} [zoomRate=1/100] The rate used to scale trackpad movement to a zoom value.
+     * @example
+     * // Speed up trackpad zoom
+     * map.scrollZoom.setZoomRate(1/25);
      */
     setZoomRate(zoomRate: number) {
         this._defaultZoomRate = zoomRate;
     }
 
     /**
-     * Set the zoom rate of a mouse wheel
-     * @param {number} [wheelZoomRate=1/450] The rate used to scale mouse wheel movement to a zoom value.
-     */
+    * Set the zoom rate of a mouse wheel
+    * @param {number} [wheelZoomRate=1/450] The rate used to scale mouse wheel movement to a zoom value.
+    * @example
+    * // Slow down zoom of mouse wheel
+    * map.scrollZoom.setWheelZoomRate(1/600);
+    */
     setWheelZoomRate(wheelZoomRate: number) {
         this._wheelZoomRate = wheelZoomRate;
     }