Revert "File scoped namespaces"

This reverts commit d31d8f574e.

Wino.Mail.ViewModels/Messages/MailItemSelectedEvent.cs

@@ -1,18 +1,19 @@
 using Wino.Mail.ViewModels.Data;
 
-namespace Wino.Mail.ViewModels.Messages;
-
-/// <summary>
-/// Wino has complex selected item detection mechanism with nested ListViews that
-/// supports multi selection with threads. Each list view will raise this for mail list page
-/// to react.
-/// </summary>
-public class MailItemSelectedEvent
+namespace Wino.Mail.ViewModels.Messages
 {
-    public MailItemSelectedEvent(MailItemViewModel selectedMailItem)
+    /// <summary>
+    /// Wino has complex selected item detection mechanism with nested ListViews that
+    /// supports multi selection with threads. Each list view will raise this for mail list page
+    /// to react.
+    /// </summary>
+    public class MailItemSelectedEvent
     {
-        SelectedMailItem = selectedMailItem;
-    }
+        public MailItemSelectedEvent(MailItemViewModel selectedMailItem)
+        {
+            SelectedMailItem = selectedMailItem;
+        }
 
-    public MailItemViewModel SelectedMailItem { get; set; }
+        public MailItemViewModel SelectedMailItem { get; set; }
+    }
 }