dt-bindings: usb: samsung,exynos-dwc3 add exynos8890 compatible

dt-bindings: usb: samsung,exynos-dwc3 add exynos8890 compatible

Add a compatible for the exynos8890-dwusb3 node. It features the same
clocks and regulators as exynos7, so reuse its compatible.

Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/r/20250914135652.2626066-1-ivo.ivanov.ivanov1@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>