Add a data sources panel to the app settings

app/MindWork AI Studio/Pages/Settings.razor

@@ -13,6 +13,7 @@
 
             @if (PreviewFeatures.PRE_RAG_2024.IsEnabled(this.SettingsManager))
             {
+                <SettingsPanelDataSources/>
                 <SettingsPanelEmbeddings AvailableLLMProvidersFunc="@(() => this.availableLLMProviders)" @bind-AvailableEmbeddingProviders="@this.availableEmbeddingProviders"/>
             }