StatPanel: Fixed duplicate option exception (#23168)

public/app/plugins/panel/stat/module.tsx

@@ -13,18 +13,6 @@ export const plugin = new PanelPlugin<StatPanelOptions>(StatPanel)
 
     builder
       .addRadio({
-        id: 'orientation',
-        name: 'Orientation',
-        description: 'Stacking direction for multiple bars',
-        settings: {
-          options: [
-            { value: 'auto', label: 'Auto' },
-            { value: 'horizontal', label: 'Horizontal' },
-            { value: 'vertical', label: 'Vertical' },
-          ],
-        },
-      })
-      .addRadio({
         id: 'colorMode',
         name: 'Color mode',
         description: 'Color either the value or the background',