remove key flag from unattended

Author: ChrisTitusTech

tools/autounattend.xml

@@ -5,9 +5,6 @@
     <settings pass="windowsPE">
         <component name="Microsoft-Windows-Setup" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS">
             <UserData>
-                <ProductKey>
-                    <WillShowUI>Never</WillShowUI>
-                </ProductKey>
                 <AcceptEula>true</AcceptEula>
             </UserData>
             <UseConfigurationSet>false</UseConfigurationSet>