[Docs] Update instructions for kbn-grid-layout - backport to 8.18 (#215908)

## Summary

This PR backports #215809 to 8.18.

Author: wajihaparvez

docs/user/dashboard/create-dashboards.asciidoc

@@ -116,9 +116,9 @@ Compare the data in your panels side-by-side, organize panels by priority, resiz
 
 In the toolbar, click *Edit*, then use the following options:
 
-* To move, hover over the panel, click and hold image:images/move-control.png[The move control icon, width=4%], then drag to the new location.
+* To move, hover over the panel, click and hold image:images/move-control.png[The move control icon, width=4%] and drag to the new location. Your screen scrolls automatically when you drag above or below the visible parts of the dashboard.
 
-* To resize, click the resize control, then drag to the new dimensions.
+* To resize, click and hold the bottom right corner of the panel and drag to the new dimensions.
 
 * To maximize to full screen, open the panel menu and click *Maximize*.
 +