Remove See More Results / Search Everywhere link

If you enable this policy a “See more results” / “Search Everywhere” link will not be shown when the user performs a search in the start menu search box. If you disable or do not configure this policy a “See more results” link will be shown when the user performs a search in the start menu search box. If a 3rd party protocol handler is installed a “Search Everywhere” link will be shown instead of the “See more results” link.