dt-bindings: watchdog: qcom-wdt: Make the interrupt example edge triggered

As described in the patch ("arm64: dts: qcom: sc7180: Make watchdog
bark interrupt edge triggered"), the Qualcomm watchdog timer's bark
interrupt should be configured as edge triggered.

Update the example in the bindings.

Fixes: 7c631cdf ("dt-bindings: watchdog: qcom-wdt: allow interrupts")
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20231106144335.v2.9.Ie30c1d3f780666f6906fd2fd7c437632c229d987@changeidSigned-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>

Documentation/devicetree/bindings/watchdog/qcom-wdt.yaml

@@ -123,7 +123,7 @@ examples:
         compatible = "qcom,apss-wdt-sm8150", "qcom,kpss-wdt";
         reg = <0x17c10000 0x1000>;
         clocks = <&sleep_clk>;
-        interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
+        interrupts = <GIC_SPI 0 IRQ_TYPE_EDGE_RISING>;
         timeout-sec = <10>;
     };