arm64: dts: st: Adjust interrupt-controller for stm32mp23 SoCs

Use gic-400 compatible and remove address-cells = <1> for aarch64

Fixes: e9b03ef ("arm64: dts: st: introduce stm32mp23 SoCs family")
Signed-off-by: Christian Bruel <christian.bruel@foss.st.com>
Link: https://lore.kernel.org/r/20250415111654.2103767-6-christian.bruel@foss.st.com
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Author: Christian Bruel

arch/arm64/boot/dts/st/stm32mp231.dtsi

@@ -1201,13 +1201,12 @@
 		};
 
 		intc: interrupt-controller@4ac10000 {
-			compatible = "arm,cortex-a7-gic";
+			compatible = "arm,gic-400";
 			reg = <0x4ac10000 0x1000>,
 			      <0x4ac20000 0x2000>,
 			      <0x4ac40000 0x2000>,
 			      <0x4ac60000 0x2000>;
 			#interrupt-cells = <3>;
-			#address-cells = <1>;
 			interrupt-controller;
 		};
 	};