r8169: Add support for new Realtek Ethernet

[ Upstream commit 36352991

 ]

There are two new Realtek Ethernet devices which are re-branded r8168h.
Add the IDs to to support them.

Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Reviewed-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>