Fix typo (#18028)

* Remove Schemas property type reference entirely

Author: rnshah9

docs/standard/data/xml/xml-schema-xsd-validation-with-xmlschemaset.md

@@ -27,7 +27,7 @@ XML documents can be validated against an XML schema definition language (XSD) s
 
  [!code-xml[XSDInference Examples#6](../../../../samples/snippets/xml/VS_Snippets_Data/XSDInference Examples/XML/contosoBooks.xsd#6)]  
 
- In the code example that follows, the schema above is added to the <xref:System.Xml.Schema.XmlSchemaSet><xref:System.Xml.XmlReaderSettings.Schemas%2A> property of the <xref:System.Xml.XmlReaderSettings> object. The <xref:System.Xml.XmlReaderSettings> object is passed as a parameter to the <xref:System.Xml.XmlReader.Create%2A> method of the <xref:System.Xml.XmlReader> object, which validates the XML document above.  
+ In the code example that follows, the schema above is added to the <xref:System.Xml.XmlReaderSettings.Schemas%2A> property of the <xref:System.Xml.XmlReaderSettings> object. The <xref:System.Xml.XmlReaderSettings> object is passed as a parameter to the <xref:System.Xml.XmlReader.Create%2A> method of the <xref:System.Xml.XmlReader> object, which validates the XML document above.  
 
  The <xref:System.Xml.XmlReaderSettings.ValidationType%2A> property of the <xref:System.Xml.XmlReaderSettings> object is set to `Schema` to enforce validation of the XML document by the <xref:System.Xml.XmlReader.Create%2A> method of the <xref:System.Xml.XmlReader> object. A <xref:System.Xml.Schema.ValidationEventHandler> is added to the <xref:System.Xml.XmlReaderSettings> object to handle any <xref:System.Xml.Schema.XmlSeverityType.Warning> or <xref:System.Xml.Schema.XmlSeverityType.Error> events raised by errors found during the validation process of both the XML document and the schema.