Revert files that shouldn't change back in v11

src/Umbraco.Web.Common/Validators/BypassRenderingModelValidationMetadataProvider.cs

@@ -0,0 +1,18 @@
+using Microsoft.AspNetCore.Mvc.ModelBinding.Metadata;
+using Umbraco.Extensions;
+
+namespace Umbraco.Cms.Web.Common.Validators;
+
+/// <summary>
+/// Ensures we bypass object graph validation for rendering models.
+/// </summary>
+internal class BypassRenderingModelValidationMetadataProvider : IValidationMetadataProvider
+{
+    public void CreateValidationMetadata(ValidationMetadataProviderContext context)
+    {
+        if (context.Key.ModelType.IsRenderingModel())
+        {
+            context.ValidationMetadata.ValidateChildren = false;
+        }
+    }
+}