dt-bindings: pinctrl: samsung: Add exynos990-pinctrl compatible

Add a dedicated compatible for the exynos990-pinctrl node.

Signed-off-by: Igor Belwon <igor.belwon@mentallysanemainliners.org>
Link: https://lore.kernel.org/r/20241016154838.64515-2-igor.belwon@mentallysanemainliners.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Author: BotchedRPR

Documentation/devicetree/bindings/pinctrl/samsung,pinctrl.yaml

@@ -54,6 +54,7 @@ properties:
       - samsung,exynos7885-pinctrl
       - samsung,exynos850-pinctrl
       - samsung,exynos8895-pinctrl
+      - samsung,exynos990-pinctrl
       - samsung,exynosautov9-pinctrl
       - samsung,exynosautov920-pinctrl
       - tesla,fsd-pinctrl