dt-bindings: gpio: Convert ti,twl4030-gpio to DT schema

Convert the TI TWL4030 PMIC GPIO binding to DT schema format. The number
of #interrupt-cells was wrong compared to what is in use. Correct it to
be 1.

Reviewed-by: Andreas Kemnade <andreas@kemnade.info>
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/r/20250714202829.3011298-1-robh@kernel.org


Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>