Revert sample code of template project.

framework/src/Volo.Abp.EntityFrameworkCore/Volo/Abp/ObjectExtending/ObjectExtensionPropertyInfoEfCoreMappingOptions.cs

@@ -13,10 +13,10 @@ namespace Volo.Abp.ObjectExtending
         public ObjectExtensionInfo ObjectExtension => ExtensionProperty.ObjectExtension;
 
         [CanBeNull]
-        public Action<EntityTypeBuilder, PropertyBuilder> EntityTypeAndPropertyBuildAction { get; set; }
+        public Action<PropertyBuilder> PropertyBuildAction { get; set; }
 
         [CanBeNull]
-        public Action<PropertyBuilder> PropertyBuildAction { get; set; }
+        public Action<EntityTypeBuilder, PropertyBuilder> EntityTypeAndPropertyBuildAction { get; set; }
 
         public ObjectExtensionPropertyInfoEfCoreMappingOptions(
             [NotNull] ObjectExtensionPropertyInfo extensionProperty,

templates/app/aspnet-core/src/MyCompanyName.MyProjectName.EntityFrameworkCore/EntityFrameworkCore/MyProjectNameEfCoreEntityExtensionMappings.cs

@@ -27,7 +27,7 @@ namespace MyCompanyName.MyProjectName.EntityFrameworkCore
                  * ObjectExtensionManager.Instance
                  *    .MapEfCoreProperty<IdentityUser, string>(
                  *        "MyProperty",
-                 *        (e, b) => b.HasMaxLength(128)
+                 *        b => b.HasMaxLength(128)
                  *    );
                  *
                  * See the documentation for more: