remove comment syntax

Author: gewarren

xml/System.Xml/XmlDocument.xml

@@ -1032,14 +1032,14 @@ The following example creates a new element and adds it to the document.
 The example produces the following output:
 
 ```output
-' The example displays the following output:
-'
-' Display the modified XML...
-' <?xml version="1.0" encoding="utf-8"?>
-' <book genre="novel" ISBN="1-861001-57-5">
-'   <title>Pride And Prejudice</title>
-'   <price>19.95</price>
-' </book>
+The example displays the following output:
+
+Display the modified XML...
+<?xml version="1.0" encoding="utf-8"?>
+<book genre="novel" ISBN="1-861001-57-5">
+  <title>Pride And Prejudice</title>
+  <price>19.95</price>
+</book>
 ```
 
  ]]></format>