ARM: dts: sun5i: 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 <[e-mail]>
Acked-by: Jernej Skrabec <[e-mail]>
Signed-off-by: Jernej Skrabec <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]

arch/arm/boot/dts/sun5i-a13-licheepi-one.dts

···
 		compatible = "gpio-leds";
 
 		led-0 {
-			label ="licheepi:red:usr";
+			label = "licheepi:red:usr";
 			gpios = <&pio 2 5 GPIO_ACTIVE_LOW>;
 		};
 
 		led-1 {
-			label ="licheepi:green:usr";
+			label = "licheepi:green:usr";
 			gpios = <&pio 2 19 GPIO_ACTIVE_LOW>;
 			default-state = "on";
 		};
 
 		led-2 {
-			label ="licheepi:blue:usr";
+			label = "licheepi:blue:usr";
 			gpios = <&pio 2 4 GPIO_ACTIVE_LOW>;
 		};