r8152: disable test IO for RTL8153B

[ Upstream commit d7f1b59655efb5a285d227c8f9853a98eab5c2fd ]

For RTL8153B with QFN32, disable test IO. Otherwise, it may cause
abnormal behavior for the device randomly.

Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>