Removed an UTF-8 Test from Opc.Ua.NodeSet2.Minimal (#577)

It was updated 10 months ago, so the tests should be done by now.

tools/schema/namespace0/Opc.Ua.NodeSet2.Minimal.xml

@@ -214,7 +214,7 @@
   
   <UAObject NodeId="i=84" BrowseName="Root" SymbolicName="RootFolder">
     <DisplayName>Root</DisplayName>
-    <Description>The root of thä servör address späuce.</Description>
+    <Description>The root of the server address space.</Description>
     <References>
       <Reference ReferenceType="HasTypeDefinition">i=61</Reference>
     </References>