chore(news_app): Remove unused borderRadius parameter from NewsFeedIcon

Signed-off-by: provokateurin <kate@provokateurin.de>

Author: provokateurin

packages/neon_framework/packages/news_app/lib/src/widgets/articles_view.dart

@@ -187,7 +187,6 @@ class _NewsArticlesViewState extends State<NewsArticlesView> {
                 child: NewsFeedIcon(
                   feed: feed,
                   size: smallIconSize,
-                  borderRadius: const BorderRadius.all(Radius.circular(2)),
                 ),
               ),
               RelativeTime(

packages/neon_framework/packages/news_app/lib/src/widgets/feed_icon.dart

@@ -9,13 +9,11 @@ class NewsFeedIcon extends StatelessWidget {
   const NewsFeedIcon({
     required this.feed,
     this.size = largeIconSize,
-    this.borderRadius,
     super.key,
   });
 
   final news.Feed feed;
   final double size;
-  final BorderRadius? borderRadius;
 
   @override
   Widget build(BuildContext context) {