[cssom-view-1] migrate scrollend event

Author: Adam Argyle

cssom-view-1/Overview.bs

@@ -1705,6 +1705,11 @@ When asked to <dfn export for=Document>run the scroll steps</dfn> for a {{Docume
    <td>{{Event}}
    <td>{{Document}}, elements
    <td>Fired at the {{Document}} or element when the <a>viewport</a> or element is scrolled, respectively.
+  <tr>
+   <td><dfn event for="Document, Element">scrollend</dfn>
+   <td>{{Event}}
+   <td>{{Document}}, elements
+   <td>Fired at the {{Document}} or element when the <a>viewport</a> or element has been scrolled, the scroll sequence has ended and any scroll offset changes have been applied.
 </table>
 
 
@@ -1723,6 +1728,8 @@ Changes {#changes}
 This section documents some of the changes between publications of this specification. This section is not exhaustive. Bug fixes and editorial changes are
 generally not listed.
 
+<h3 id='changes-from-2022-06-22' class=no-num>Changes From 22 June 2022</h3>
+* Adam Argyle moved the 'scrollend' event from <a href="https://wicg.github.io/overscroll-scrollend-events/">WICG 'overscroll-scrollend-events'</a> to [[CSSOM-VIEW-1]]
 
 <h3 id='changes-from-2020-10-19' class=no-num>Changes From 19 October 2020</h3>
 * Added the "Security and Privacy Considerations" section