Revert "File scoped namespaces"

This reverts commit d31d8f574e.

Wino.Core.Domain/Models/Calendar/CalendarPageNavigationArgs.cs

@@ -1,16 +1,17 @@
 using System;
 
-namespace Wino.Core.Domain.Models.Calendar;
-
-public class CalendarPageNavigationArgs
+namespace Wino.Core.Domain.Models.Calendar
 {
-    /// <summary>
-    /// When the app launches, automatically request the default calendar navigation options.
-    /// </summary>
-    public bool RequestDefaultNavigation { get; set; }
+    public class CalendarPageNavigationArgs
+    {
+        /// <summary>
+        /// When the app launches, automatically request the default calendar navigation options.
+        /// </summary>
+        public bool RequestDefaultNavigation { get; set; }
 
-    /// <summary>
-    /// Display the calendar view for the specified date.
-    /// </summary>
-    public DateTime NavigationDate { get; set; }
+        /// <summary>
+        /// Display the calendar view for the specified date.
+        /// </summary>
+        public DateTime NavigationDate { get; set; }
+    }
 }