Fix links to Dialog and Layout source.

Author: akorchev

RadzenBlazorDemos/Pages/DialogPage.razor

@@ -2,7 +2,7 @@
 @inject DialogService DialogService
 @implements IDisposable
 
-<RadzenExample Name="Dialog" AdditionalSourceCodePages=@(new [] { "DialogCardPage.razor" })>
+<RadzenExample Name="Dialog" Source="https://github.com/radzenhq/radzen-blazor/blob/master/Radzen.Blazor/DialogService.cs" AdditionalSourceCodePages=@(new [] { "DialogCardPage.razor" })>
 <div class="container-fluid">
     <div class="row">
         <div class="col-md-4 p-3">
@@ -97,11 +97,11 @@
                     <RadzenButton Text="Ok" Click="() => ds.Close(true)" Class="me-1" Style="width: 80px;" />
                     <RadzenButton Text="Cancel" Click="() => ds.Close(false)" ButtonStyle="ButtonStyle.Light" Class="me-1" />
                     <RadzenButton Text="Refresh" Click="(() => { orderID = 10249; ds.Refresh(); })" ButtonStyle="ButtonStyle.Light"  Class="me-1 float-end" />
-                    
+
                 </div>
             </div>
         </div>);
-    
+
       console.Log($"Dialog result: {result}");
     }
 

RadzenBlazorDemos/Pages/LayoutPage.razor

@@ -1,6 +1,6 @@
 @page "/layout"
 
-<RadzenExample Name="Layout" Documentation="false" Source="Layout">
+<RadzenExample Name="Layout" Documentation="false" Source="https://github.com/radzenhq/radzen-blazor/blob/master/Radzen.Blazor/RadzenLayout.cs">
     <RadzenText TextStyle="TextStyle.Body2" TagName="TagName.P">
         RadzenLayout allows you to define the global layout of your application (usually used in MainLayout.razor).
         It has header, sidebar, body and footer sections which correspond to the RadzenHeader, RadzenSidebar, RadzenBody and RadzenFooter components.