src: capitalize 'RAM'

Change-Id: Ia05cb2de1b9f2a36fc9ecc22fb82f0c14da00a76
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39029
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
diff --git a/src/northbridge/intel/x4x/raminit_ddr23.c b/src/northbridge/intel/x4x/raminit_ddr23.c
index dd48d8a..1e871c7 100644
--- a/src/northbridge/intel/x4x/raminit_ddr23.c
+++ b/src/northbridge/intel/x4x/raminit_ddr23.c
@@ -1636,7 +1636,7 @@
 		dual_channel_size = MIN(size_ch0, size_ch1) * 2;
 	} else {
 		if (size_ch0 == 0) {
-			/* ME needs ram on CH0 */
+			/* ME needs RAM on CH0 */
 			size_me = 0;
 			/* TOTEST: bailout? */
 		} else {