Fixed the source counter of an answer doing nothing when clicked

app/MindWork AI Studio/Components/SourcesList.razor

@@ -2,7 +2,7 @@
 
 @* The class is what the Markdown renderer wraps its own output in, so the headings and the list
    keep the look they had while this list was Markdown. *@
-<div class="mud-markdown-body">
+<div @ref="this.listElement" class="mud-markdown-body">
     @foreach (var group in this.groups)
     {
         @* A level-two heading was shown as h5 while this list was Markdown, because that is what