ath79: fix indent in TP-Link TL-WR842N v3 DTS file

Convert leading spaces to tab to match rest of the file.

Signed-off-by: Adrian Schmutzler <[email protected]>

target/linux/ath79/dts/qca9533_tplink_tl-wr842n-v3.dts

@@ -110,7 +110,7 @@
 };
 
 &usb_phy {
-        status = "okay";
+	status = "okay";
 };
 
 &spi {