initialize XmlSecureResolver before create XmlReader, Microsoft.Security.Xml, CA3053:UseXmlSecureResolver

XmlSecureResolver.cs

XmlSecureResolver resolver = new XmlSecureResolver(new XmlUrlResolver(), (Evidence)null);
XmlReaderSettings settings = new XmlReaderSettings();
settings.XmlResolver = resolver;
settings.IgnoreComments = true;
settings.IgnoreWhitespace = true;