ARM: dts: ecx: adjust whitespace around '='

Fix whitespace coding style: use single space instead of tabs or
multiple spaces around '=' sign in property assignment.  No functional
changes (same DTB).
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220526203758.831301-1-krzysztof.kozlowski@linaro.org

arch/arm/boot/dts/ecx-common.dtsi

@@ -9,11 +9,11 @@ chosen {
 	};
 
 	psci {
-		compatible	= "arm,psci";
-		method		= "smc";
-		cpu_suspend	= <0x84000002>;
-		cpu_off		= <0x84000004>;
-		cpu_on		= <0x84000006>;
+		compatible = "arm,psci";
+		method = "smc";
+		cpu_suspend = <0x84000002>;
+		cpu_off = <0x84000004>;
+		cpu_on = <0x84000006>;
 	};
 
 	soc {