Bug fix report amended substituted type of change

When a fresh ReportAmendedSubstituted was added and the TypeOfChange was set, the XML was invalid because of a line feed in the TypeOfChange. This should be fixed with this Change.

src/DCC.ts

@@ -150,12 +150,12 @@ export class RefTypeDefinitionType extends DCCXMLElement {
 export class ReportAmendedSubstitutedType extends DCCXMLElement {
   _attr: IIdAndRefTypeAttributes;
 
-  typeOfChange: TextType;
+  typeOfChange: DCCXMLElement;
   replacedUniqueIdentifier: DCCXMLElement;
 
   constructor(el: Partial<ReportAmendedSubstitutedType> = {}) {
     super(el);
-    this.typeOfChange = new TextType(el.typeOfChange);
+    this.typeOfChange = new DCCXMLElement(el.typeOfChange);
     this.replacedUniqueIdentifier = new DCCXMLElement(el.replacedUniqueIdentifier);
   }
 }