ARM: dts: a23/a33: Change the timers compatible

Unlike the A10 that has 6 timers available, the A23 and A33 has only two,
with only two interrupts. Let's change the compatible to reflect that.
Signed-off-by: NMaxime Ripard <maxime.ripard@bootlin.com>

arch/arm/boot/dts/sun8i-a23-a33.dtsi

@@ -441,7 +441,7 @@
 		};
 
 		timer@1c20c00 {
-			compatible = "allwinner,sun4i-a10-timer";
+			compatible = "allwinner,sun8i-a23-timer";
 			reg = <0x01c20c00 0xa0>;
 			interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>,
 				     <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;