Update Xml nuspec

Author: lightlike

Drachenhorn.Xml/Drachenhorn.Xml.nuspec

@@ -18,6 +18,6 @@
     </dependencies>
   </metadata>
   <files>
-    <file src="**" exclude="**\*.pdb;**\*.application;**/*.nuspec" target="lib\net45" />
+    <file src="**" exclude="**\*.pdb;**\*.application;**/*.nuspec" target="lib\netstandard2.0" />
   </files>
 </package>