ARM: dts: ste: 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/20220526203656.831126-1-krzysztof.kozlowski@linaro.org

arch/arm/boot/dts/ste-hrefv60plus.dtsi

@@ -353,11 +353,11 @@ lcd_hrefv60_mode: lcd_hrefv60 {
 					 * Drive DISP1 reset high (not reset), driver DISP2 reset low (reset)
 					 */
 					hrefv60_cfg1 {
-						pins ="GPIO65_F1";
+						pins = "GPIO65_F1";
 						ste,config = <&gpio_out_hi>;
 					};
 					hrefv60_cfg2 {
-						pins ="GPIO66_G3";
+						pins = "GPIO66_G3";
 						ste,config = <&gpio_out_lo>;
 					};
 				};