ath79: replace tab after DT label by space

The common separator in this case is a single space.

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

target/linux/ath79/dts/ar7242_tplink_tl-wr2543-v1.dts

@@ -116,7 +116,7 @@
 			#address-cells = <1>;
 			#size-cells = <1>;
 
-			uboot:	partition@0 {
+			uboot: partition@0 {
 				label = "u-boot";
 				reg = <0x000000 0x020000>;
 				read-only;

target/linux/ath79/dts/ar9331_8dev_carambola2.dts

@@ -81,7 +81,7 @@
 			#address-cells = <1>;
 			#size-cells = <1>;
 
-			uboot:	partition@0 {
+			uboot: partition@0 {
 				label = "u-boot";
 				reg = <0x000000 0x040000>;
 				read-only;

target/linux/ath79/dts/ar9331_tplink_tl-mr3020-v1.dts

@@ -128,7 +128,7 @@
 			#address-cells = <1>;
 			#size-cells = <1>;
 
-			uboot:	partition@0 {
+			uboot: partition@0 {
 				label = "u-boot";
 				reg = <0x000000 0x020000>;
 				read-only;

target/linux/ath79/dts/ar9331_tplink_tl-mr3040-v2.dts

@@ -123,7 +123,7 @@
 			#address-cells = <1>;
 			#size-cells = <1>;
 
-			uboot:	partition@0 {
+			uboot: partition@0 {
 				label = "u-boot";
 				reg = <0x000000 0x020000>;
 				read-only;

target/linux/ath79/dts/qca9533_tplink_tl-wr841.dtsi

@@ -92,7 +92,7 @@
 			#address-cells = <1>;
 			#size-cells = <1>;
 
-			uboot:	partition@0 {
+			uboot: partition@0 {
 				label = "u-boot";
 				reg = <0x000000 0x020000>;
 				read-only;

target/linux/ath79/dts/qca953x_tplink_tl-wr810n.dtsi

@@ -74,7 +74,7 @@
 			#address-cells = <1>;
 			#size-cells = <1>;
 
-			uboot:	partition@0 {
+			uboot: partition@0 {
 				label = "u-boot";
 				reg = <0x000000 0x020000>;
 				read-only;

target/linux/ath79/dts/qca9558_tplink_tl-wr1043nd.dtsi

@@ -113,7 +113,7 @@
 			#address-cells = <1>;
 			#size-cells = <1>;
 
-			uboot:	partition@0 {
+			uboot: partition@0 {
 				label = "u-boot";
 				reg = <0x000000 0x020000>;
 				read-only;

target/linux/ath79/dts/tp9343_tplink_tl-wx.dtsi

@@ -30,7 +30,7 @@
 			#address-cells = <1>;
 			#size-cells = <1>;
 
-			uboot:	partition@0 {
+			uboot: partition@0 {
 				label = "u-boot";
 				reg = <0x000000 0x020000>;
 				read-only;