loplugin:cstylecast: deal with those that are (technically) const_cast

Change-Id: I625929f9cfa3a2d403d0a4652e57c2bb7a998fa6

basctl/source/dlged/dlgedobj.cxx

@@ -1551,7 +1551,7 @@ void DlgEdForm::UpdateGroups()
                     if ( xCtrl.is() )
                     {
                         Reference< awt::XControlModel > xCtrlModel( xCtrl->getModel() );
-                        if ( (awt::XControlModel*)xCtrlModel.get() == (awt::XControlModel*)pModels[nModel].get() )
+                        if ( xCtrlModel.get() == pModels[nModel].get() )
                         {
                             // get the control peer and insert into the list of peers
                             aSeqPeers.getArray()[ nModel ] = Reference< awt::XWindow >( xCtrl->getPeer(), UNO_QUERY );