neon_news: Fix tile spacing

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

@@ -51,7 +51,9 @@ class NewsFeedsView extends StatelessWidget {
               ? Theme.of(context).textTheme.titleMedium!.copyWith(color: Theme.of(context).disabledColor)
               : null,
         ),
-        subtitle: feed.unreadCount! > 0 ? Text(AppLocalizations.of(context).articlesUnread(feed.unreadCount!)) : null,
+        subtitle: feed.unreadCount! > 0
+            ? Text(AppLocalizations.of(context).articlesUnread(feed.unreadCount!))
+            : const SizedBox(),
         leading: NewsFeedIcon(
           feed: feed,
           borderRadius: const BorderRadius.all(Radius.circular(8)),

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

@@ -51,11 +51,7 @@ class NewsFoldersView extends StatelessWidget {
             ? Theme.of(context).textTheme.titleMedium!.copyWith(color: Theme.of(context).disabledColor)
             : null,
       ),
-      subtitle: unreadCount > 0
-          ? Text(
-              AppLocalizations.of(context).articlesUnread(unreadCount),
-            )
-          : null,
+      subtitle: unreadCount > 0 ? Text(AppLocalizations.of(context).articlesUnread(unreadCount)) : const SizedBox(),
       leading: SizedBox.square(
         dimension: 48,
         child: Stack(