The random test cases just run for too long that may cause timeout in CI test. Disable them for now. Co-authored-by: Michael Kubacki <michael.kubacki@microsoft.com> Signed-off-by: Ray Ni <ray.ni@intel.com> Reviewed-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Sean Brogan <sean.brogan@microsoft.com>