dt-bindings: ieee802154: ca8210: Update polarity of the reset pin

The code has been updated to follow what datasheet says about
the polarity of the reset pin, which is active-low. Update
the device tree bindings accordingly.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/20250305105656.2133487-5-andriy.shevchenko@linux.intel.com
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>

Documentation/devicetree/bindings/net/ieee802154/ca8210.txt

@@ -20,7 +20,7 @@ Example:
 		reg = <0>;
 		spi-max-frequency = <3000000>;
 		spi-cpol;
-		reset-gpio = <&gpio1 1 GPIO_ACTIVE_HIGH>;
+		reset-gpio = <&gpio1 1 GPIO_ACTIVE_LOW>;
 		irq-gpio = <&gpio1 2 GPIO_ACTIVE_HIGH>;
 		extclock-enable;
 		extclock-freq = 16000000;