neon: fix naming of NewsFeedIcon

packages/neon/neon_news/lib/widgets/articles_view.dart

@@ -137,7 +137,7 @@ class _NewsArticlesViewState extends State<NewsArticlesView> {
               ),
               child: NewsFeedIcon(
                 feed: feed,
-                icon: 16,
+                size: 16,
                 borderRadius: const BorderRadius.all(Radius.circular(2)),
               ),
             ),

packages/neon/neon_news/lib/widgets/feed_icon.dart

@@ -3,29 +3,29 @@ part of '../neon_news.dart';
 class NewsFeedIcon extends StatelessWidget {
   const NewsFeedIcon({
     required this.feed,
-    this.icon = 48,
+    this.size = 48,
     this.borderRadius,
     super.key,
   });
 
   final NextcloudNewsFeed feed;
-  final double icon;
+  final double size;
   final BorderRadius? borderRadius;
 
   @override
   Widget build(final BuildContext context) => NeonImageWrapper(
         color: Colors.white,
-        size: Size.square(icon),
+        size: Size.square(size),
         borderRadius: borderRadius,
         child: feed.faviconLink != null && feed.faviconLink != ''
             ? NeonCachedUrlImage(
                 url: feed.faviconLink!,
-                size: Size.square(icon),
+                size: Size.square(size),
                 iconColor: Theme.of(context).colorScheme.primary,
               )
             : Icon(
                 Icons.rss_feed,
-                size: icon,
+                size: size,
                 color: Theme.of(context).colorScheme.primary,
               ),
       );