arm64: dts: ti: minor whitespace cleanup around '='

The DTS code coding style expects exactly one space before and after '='
sign.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20231124095000.58487-2-krzysztof.kozlowski@linaro.orgSigned-off-by: Nishanth Menon <nm@ti.com>

arch/arm64/boot/dts/ti/k3-am69-sk.dts

@@ -671,7 +671,7 @@ exp1: gpio@21 {
 		reg = <0x21>;
 		gpio-controller;
 		#gpio-cells = <2>;
-		gpio-line-names	= "BOARDID_EEPROM_WP", "CAN_STB", "GPIO_uSD_PWR_EN",
+		gpio-line-names = "BOARDID_EEPROM_WP", "CAN_STB", "GPIO_uSD_PWR_EN",
 				"IO_EXP_MCU_RGMII_RST#", "IO_EXP_PCIe0_4L_PERST#",
 				"IO_EXP_PCIe1_M.2_RTSz", "IO_EXP_PCIe3_M.2_RTSz",
 				"PM_INA_BUS_EN", "ENET1_EXP_PWRDN", "EXP1_ENET_RSTz",