PCI: layerscape: Fix wrong invocation of outbound window disable accessor

The order of parameters is not correct when invoking the outbound
window disable routine. Fix it.

Fixes: 4a2745d7 ("PCI: layerscape: Disable outbound windows configured by bootloader")
Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
[lorenzo.pieralisi@arm.com: commit log]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: stable@vger.kernel.org