Folder: Replace folderId with folderUid (#58393)

* support folderuid in FolderPicker

* support folderuid in unified alerting

* support folderuid when returning to view mode after editing a panel

* support folderuid when preselecting the folderpicker in dashboard general settings

* support folderuid when saving dashboard

* support folderuid when pre-selecting folderpicker in dashboard form

* support folderuid in routes when loading a dashboard

* support folderuid when saving dashboard json

* support folderuid when validating new dashboard name

* support folderuid when moving dashboard to another folder

* support folderuid on dashboard action buttons

* support folderuid when creating a new dashboard on an empty folder

* support folderuid when showing library panel modal

* support folderuid when saving library panel

* support folderuid when importing dashboard

* fixed broken tests

* use folderuid when importing dashboards

* remove commented line

* fix typo when comparing uid values

public/app/features/dashboard/containers/DashboardPage.tsx

@@ -45,7 +45,7 @@ export interface DashboardPageRouteParams {
 
 export type DashboardPageRouteSearchParams = {
   tab?: string;
-  folderId?: string;
+  folderUid?: string;
   editPanel?: string;
   viewPanel?: string;
   editview?: string;
@@ -139,7 +139,7 @@ export class UnthemedDashboardPage extends PureComponent<Props, State> {
       urlSlug: match.params.slug,
       urlUid: match.params.uid,
       urlType: match.params.type,
-      urlFolderId: queryParams.folderId,
+      urlFolderUid: queryParams.folderUid,
       panelType: queryParams.panelType,
       routeName: this.props.route.routeName,
       fixUrl: !isPublic,