StateTimeline: Auto-migrate from natel-discrete-panel (#104191)

public/app/features/dashboard/state/PanelModel.ts

@@ -140,10 +140,7 @@ export const autoMigrateAngular: Record<string, string> = {
   'grafana-singlestat-panel': 'stat',
   'grafana-piechart-panel': 'piechart',
   'grafana-worldmap-panel': 'geomap',
-};
-
-export const autoMigrateRemovedPanelPlugins: Record<string, string> = {
-  'heatmap-new': 'heatmap', // this was a temporary development panel that is now standard
+  'natel-discrete-panel': 'state-timeline',
 };
 
 export class PanelModel implements DataConfigSource, IPanelModel {

public/app/features/dashboard/state/getPanelPluginToMigrateTo.ts

@@ -1,10 +1,6 @@
-import { autoMigrateRemovedPanelPlugins, autoMigrateAngular } from './PanelModel';
+import { autoMigrateAngular } from './PanelModel';
 
 export function getPanelPluginToMigrateTo(panel: any): string | undefined {
-  if (autoMigrateRemovedPanelPlugins[panel.type]) {
-    return autoMigrateRemovedPanelPlugins[panel.type];
-  }
-
   // Graph needs special logic as it can be migrated to multiple panels
   if (panel.type === 'graph') {
     if (panel.xaxis?.mode === 'series') {