dt-bindings: pinctrl: qcom,sm8450-lpass-lpi: fix gpio pattern

Fix double ']' in GPIO pattern to properly match "pins" property.
Otherwise schema for pins state fails.

Fixes: 4faa4e73 ("dt-bindings: pinctrl: qcom: Add sm8450 lpass lpi pinctrl bindings")
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220927153429.55365-7-krzysztof.kozlowski@linaro.orgSigned-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Documentation/devicetree/bindings/pinctrl/qcom,sm8450-lpass-lpi-pinctrl.yaml

@@ -58,7 +58,7 @@ patternProperties:
           List of gpio pins affected by the properties specified in this
           subnode.
         items:
-          pattern: "^gpio([0-9]|[1-2][0-9]])$"
+          pattern: "^gpio([0-9]|[1-2][0-9])$"
 
       function:
         enum: [ swr_tx_clk, swr_tx_data, swr_rx_clk, swr_rx_data,