dt-bindings: mmc: omap-hsmmc: Fix SDIO interrupt

SDIO interrupt must be specified correctly as IRQ_TYPE_LEVEL_LOW instead of GPIO_ACTIVE_LOW.
Signed-off-by: Tomas Paukrt <tomaspaukrt@email.cz>
Signed-off-by: Rob Herring <robh@kernel.org>

Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt

@@ -124,7 +124,7 @@ not every application needs SDIO irq, e.g. MMC cards.
 		pinctrl-1 = <&mmc1_idle>;
 		pinctrl-2 = <&mmc1_sleep>;
 		...
-		interrupts-extended = <&intc 64 &gpio2 28 GPIO_ACTIVE_LOW>;
+		interrupts-extended = <&intc 64 &gpio2 28 IRQ_TYPE_LEVEL_LOW>;
 	};
 
 	mmc1_idle : pinmux_cirq_pin {