Restore back-compat by implementing IDisposable

Author: SteveSandersonMS

src/Components/Web/src/HtmlRendering/HtmlRenderer.cs

@@ -11,7 +11,7 @@ namespace Microsoft.AspNetCore.Components.Web;
 /// <summary>
 /// Provides a mechanism for rendering components non-interactively as HTML markup.
 /// </summary>
-public sealed class HtmlRenderer : IAsyncDisposable
+public sealed class HtmlRenderer : IDisposable, IAsyncDisposable
 {
     private readonly HtmlRendererCore _passiveHtmlRenderer;
 
@@ -26,6 +26,10 @@ public HtmlRenderer(IServiceProvider services, ILoggerFactory loggerFactory)
         _passiveHtmlRenderer = new HtmlRendererCore(services, loggerFactory, componentActivator);
     }
 
+    /// <inheritdoc />
+    public void Dispose()
+        => _passiveHtmlRenderer.Dispose();
+
     /// <inheritdoc />
     public ValueTask DisposeAsync()
         => _passiveHtmlRenderer.DisposeAsync();

src/Components/Web/src/PublicAPI.Unshipped.txt

@@ -9,6 +9,7 @@ Microsoft.AspNetCore.Components.Web.HtmlRenderer.BeginRenderingComponent(System.
 Microsoft.AspNetCore.Components.Web.HtmlRenderer.BeginRenderingComponent<TComponent>() -> Microsoft.AspNetCore.Components.Web.HtmlComponent!
 Microsoft.AspNetCore.Components.Web.HtmlRenderer.BeginRenderingComponent<TComponent>(Microsoft.AspNetCore.Components.ParameterView parameters) -> Microsoft.AspNetCore.Components.Web.HtmlComponent!
 Microsoft.AspNetCore.Components.Web.HtmlRenderer.Dispatcher.get -> Microsoft.AspNetCore.Components.Dispatcher!
+Microsoft.AspNetCore.Components.Web.HtmlRenderer.Dispose() -> void
 Microsoft.AspNetCore.Components.Web.HtmlRenderer.DisposeAsync() -> System.Threading.Tasks.ValueTask
 Microsoft.AspNetCore.Components.Web.HtmlRenderer.HtmlRenderer(System.IServiceProvider! services, Microsoft.Extensions.Logging.ILoggerFactory! loggerFactory) -> void
 Microsoft.AspNetCore.Components.Web.HtmlRenderer.RenderComponentAsync(System.Type! componentType) -> System.Threading.Tasks.Task<Microsoft.AspNetCore.Components.Web.HtmlComponent!>!