Fixed: Use platform specific failed on CompoundWidget (OFBIZ-12283)

When you use a platform-specific element on CompoundWidget like this :

     <ws:platform-specific>
        <ws:html><ws:html-template location="component ..."/></ws:html>
     </ws:platform-specific>

the ModelScreenWidget failed to resolve the attended type due to the
namespace presence (ws:html != html) and finally failed to rendering the screen
1 file changed