ARM: dts: gemini: Enable DNS313 FOTG210 as periph

Add the GPIO-based VBUS phy, and enable the FOTG210
USB1 block for use as peripheral.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20230123073916.2350839-2-linus.walleij@linaro.org