dt-bindings: usb: ci-hdrc-usb2: Add the "fsl,imx35-usb" entry

The "fsl,imx35-usb" entry is missing in the supported compatible
string list.

Add it to the list.

Signed-off-by: Fabio Estevam <festevam@denx.de>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20230731144422.1532498-1-festevam@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>