SL-20184 Crash when opening Marketplace Listings Window

Looks like a bit of code from Inventory Extensions viewer leaked into
release. This was supposed to prevent 'folder does not exist' spam as
Inventory Extensions does not create folders this way, instead it
blocked folder creation.

indra/newview/llinventorymodel.cpp

@@ -596,9 +596,7 @@ const LLUUID LLInventoryModel::findCategoryUUIDForTypeInRoot(
 	
 	if(rv.isNull() 
        && root_id.notNull()
-       && create_folder
-       && preferred_type != LLFolderType::FT_MARKETPLACE_LISTINGS
-       && preferred_type != LLFolderType::FT_OUTBOX)
+       && create_folder)
 	{
 
 		if (isInventoryUsable())