cmos.layout: Remove invalid warning

"This file must be in UNIX format" is not valid anymore.

Change-Id: I86169b12e7db159c1d3f380b0434874e9b6f5274
Signed-off-by: Vikram Narayanan <vikram186@gmail.com>
Reviewed-on: http://review.coreboot.org/899
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
diff --git a/src/mainboard/intel/xe7501devkit/cmos.layout b/src/mainboard/intel/xe7501devkit/cmos.layout
index baae5eb..322f1c9 100644
--- a/src/mainboard/intel/xe7501devkit/cmos.layout
+++ b/src/mainboard/intel/xe7501devkit/cmos.layout
@@ -1,6 +1,3 @@
-# NOTE: This file must be in UNIX format (not DOS) or build_opt_tbl fails:
-# "Error - Name  is an invalid identifier in line"
-
 entries
 
 #start-bit length  config config-ID    name