Update default rss feed value with homarr releases

src/widgets/rss/RssWidgetTile.tsx

@@ -16,11 +16,7 @@ import {
   Title,
   createStyles,
 } from '@mantine/core';
-import {
-  IconClock,
-  IconRefresh,
-  IconRss,
-} from '@tabler/icons';
+import { IconClock, IconRefresh, IconRss } from '@tabler/icons';
 import { useQuery } from '@tanstack/react-query';
 import dayjs from 'dayjs';
 import { useTranslation } from 'next-i18next';
@@ -34,7 +30,7 @@ const definition = defineWidget({
   options: {
     rssFeedUrl: {
       type: 'multiple-text',
-      defaultValue: [],
+      defaultValue: ['https://github.com/ajnart/homarr/tags.atom'],
     },
   },
   gridstack: {