Panel: will fix so the correct links is generated to the panel view. (#24301)

* fixed a couple of bad links.

* adjusted so we use the correct type of links.

* cleaning up links regarding edit/viewing panels.

* fixing edit link.

* reverted back to panelId for the image urls.

* reverted back.

* remvoed the editPanel: null since it is obsolete.

public/app/features/dashboard/components/DashNav/DashNav.tsx

@@ -67,7 +67,7 @@ class DashNav extends PureComponent<Props> {
 
   onClose = () => {
     this.props.updateLocation({
-      query: { edit: null, viewPanel: null },
+      query: { viewPanel: null },
       partial: true,
     });
   };