dt-bindings: usb: Add Parade PS8833 Type-C retimer variant

Appears to behave similarly to Parade PS8830. Found on some Qualcomm
Snapdragon X1 devices, such as Asus Zenbook A14.

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Aleksandrs Vinarskis <alex.vinarskis@gmail.com>
Link: https://lore.kernel.org/r/20250512092745.249293-2-alex.vinarskis@gmail.com


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