kirkwood: fix dts whitespace

Replace blanks with tabs

Signed-off-by: Felix Baumann <[email protected]>

target/linux/kirkwood/files/arch/arm/boot/dts/kirkwood-nsa310s.dts

@@ -258,7 +258,7 @@
 };
 
 &pciec {
-        status = "okay";
+	status = "okay";
 };
 
 &pcie0 {