ValidationException(ValidationResult, ValidationAttribute, Object): Incorrect parameter description for "validationResult"

### Type of issue

Typo

### Description

The description for `validationResult` reads "The list of validation results.". It should say "the result with a validation error", since it is not a list.

### Page URL

https://learn.microsoft.com/en-us/dotnet/api/system.componentmodel.dataannotations.validationexception.-ctor?view=net-8.0#system-componentmodel-dataannotations-validationexception-ctor(system-componentmodel-dataannotations-validationresult-system-componentmodel-dataannotations-validationattribute-system-object)

### Content source URL

https://github.com/dotnet/dotnet-api-docs-temp/blob/live/xml/System.ComponentModel.DataAnnotations/ValidationException.xml

### Document Version Independent Id

3835e2b6-232f-3985-766f-4fdc001d58a3

### Platform Id

22bc142f-01a3-6a20-8996-a8d75c704306

### Article author

@dotnet-bot