Kconfig whitespace fixes

trivial whitespace fixes.  Mostly changing leading spaces to tabs.

Change-Id: I0bdfe2059b90725e64adfc0bdde785b4e406969d
Signed-off-by: Martin Roth <gaumless@gmail.com>
Reviewed-on: http://review.coreboot.org/10000
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
diff --git a/src/mainboard/asus/m5a88-v/Kconfig b/src/mainboard/asus/m5a88-v/Kconfig
index bded839..1430189 100644
--- a/src/mainboard/asus/m5a88-v/Kconfig
+++ b/src/mainboard/asus/m5a88-v/Kconfig
@@ -67,7 +67,7 @@
 	default 11
 
 config VGA_BIOS_ID
-        string
-        default "1002,9715"
+	string
+	default "1002,9715"
 
 endif #BOARD_ASUS_M5A88_V