dt-bindings: gpio: ti,twl4030: Correct the schema $id path

The $id for a binding should match its file path. The ti,twl4030-gpio
binding is located in the gpio/ subdirectory but was missing this from
its $id.

Correct the path to follow the standard convention.

Fixes: 842dcff ("dt-bindings: gpio: Convert ti,twl4030-gpio to DT schema")

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Jihed Chaibi <jihed.chaibi.dev@gmail.com>
Fixes: 842dcff ("dt-bindings: gpio: Convert ti,twl4030-gpio to DT schema")
Link: https://lore.kernel.org/r/20250821194710.16043-1-jihed.chaibi.dev@gmail.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

Author: JihedChaibi

Documentation/devicetree/bindings/gpio/ti,twl4030-gpio.yaml

@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
 %YAML 1.2
 ---
-$id: http://devicetree.org/schemas/ti,twl4030-gpio.yaml#
+$id: http://devicetree.org/schemas/gpio/ti,twl4030-gpio.yaml#
 $schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: TI TWL4030 GPIO controller