src/cpu: Get rid of whitespace before tab

Change-Id: Ic501f5f9e8cd79774eb2a8d8902f01853d746470
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/26648
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>

src/cpu/x86/smm/smmrelocate.S

@@ -67,7 +67,7 @@
  *
  * Example (with SMM handler living at 0xa0000):
  *
- * LAPICID	SMBASE		SMM Entry 	SAVE STATE
+ * LAPICID	SMBASE		SMM Entry	SAVE STATE
  *    0		0xa0000		0xa8000		0xafd00
  *    1		0x9fc00		0xa7c00		0xaf900
  *    2		0x9f800		0xa7800		0xaf500