Adjust size and number of rss widget

Configuration/Services.yaml

@@ -15,6 +15,7 @@ services:
       $cache: '@cache.dashboard.rss'
       $options:
         feedUrl: 'https://daniel-siepmann.de/feed/rssFeedAllBlogPosts/sitemap.xml'
+        limit: 3
     tags:
       - name: dashboard.widget
         identifier: 'ownRss'
@@ -22,8 +23,8 @@ services:
         title: 'Own RSS Feed'
         description: 'RSS Feed of Blog Posts'
         iconIdentifier: 'content-widget-rss'
-        height: 'large'
-        width: 'medium'
+        height: 'medium'
+        width: 'small'
 
   DanielSiepmann\Tracking\Dashboard\Provider\PageviewsPerDay:
     arguments: