Revert "File scoped namespaces"

This reverts commit d31d8f574e.

Wino.Mail/Selectors/AccountReorderTemplateSelector.cs

@@ -2,20 +2,21 @@
 using Windows.UI.Xaml.Controls;
 using Wino.Core.ViewModels.Data;
 
-namespace Wino.Selectors;
-
-public partial class AccountReorderTemplateSelector : DataTemplateSelector
+namespace Wino.Selectors
 {
-    public DataTemplate MergedAccountReorderTemplate { get; set; }
-    public DataTemplate RootAccountReorderTemplate { get; set; }
-
-    protected override DataTemplate SelectTemplateCore(object item, DependencyObject container)
+    public partial class AccountReorderTemplateSelector : DataTemplateSelector
     {
-        if (item is MergedAccountProviderDetailViewModel)
-        {
-            return MergedAccountReorderTemplate;
-        }
+        public DataTemplate MergedAccountReorderTemplate { get; set; }
+        public DataTemplate RootAccountReorderTemplate { get; set; }
 
-        return RootAccountReorderTemplate;
+        protected override DataTemplate SelectTemplateCore(object item, DependencyObject container)
+        {
+            if (item is MergedAccountProviderDetailViewModel)
+            {
+                return MergedAccountReorderTemplate;
+            }
+
+            return RootAccountReorderTemplate;
+        }
     }
 }