dt-bindings: phy: mxs-usb-phy: add nxp,sim property

i.MX7ULP need properly set System Integration Module(SIM) module to make
usb wakeup work well. This will add a "nxp,sim" property.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Xu Yang <xu.yang_2@nxp.com>
Link: https://lore.kernel.org/r/20240903075810.1196928-1-xu.yang_2@nxp.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>