Corrected version differences of ValidationContext.MemberName (#3040)

Author: Ron Petrusha

xml/System.ComponentModel.DataAnnotations/ValidationContext.xml

@@ -356,9 +356,9 @@
   
 ## Remarks
 
-This property represents an entity member name, not the name of a corresponding data field. Therefore, this name is not a localized name. It should be set only for property or parameter contexts.  
+This property represents an entity member name, not the name of a corresponding data field. Therefore, this name is not localized. It should be set only for property or parameter contexts.
 
-In .NET Framework 4.7.2 and earlier versions, when using a custom <xref:System.ComponentModel.DataAnnotations.ValidationAttribute?displayProperty=nameWithType>, the `MemberName` property returns `null`. Starting with .NET Framework 4.8, you can change the default behavior so that the property returns the member name by adding the following setting to your app config file:
+In .NET Framework 4.7.2 and earlier versions, when using a custom <xref:System.ComponentModel.DataAnnotations.ValidationAttribute?displayProperty=nameWithType>, the `MemberName` property returns `null`. Starting with .NET Framework 4.8, the property returns the member name. To restore the previous behavior, you can add the following setting to your app config file:
 
 ```xml
 <configuration>