mb/google/herobrine: Update comment of modem status info

Updated comment as per guidelines.

BUG=b:232302324
TEST=none

Signed-off-by: Venkat Thogaru <quic_thogaru@quicinc.com>
Change-Id: I6a925477a926e7e9d54e42d662768536318ec8e0
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69296
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Shelley Chen <shchen@google.com>
diff --git a/src/mainboard/google/herobrine/boardid.c b/src/mainboard/google/herobrine/boardid.c
index 7bac5df..fc058e2 100644
--- a/src/mainboard/google/herobrine/boardid.c
+++ b/src/mainboard/google/herobrine/boardid.c
@@ -43,7 +43,8 @@
 uint32_t sku_id(void)
 {
 	static uint32_t id = UNDEFINED_STRAPPING_ID;
-	/*Update modem status in 9th bit of sku id*/
+
+	/* Update modem status in 9th bit of sku id */
 	uint32_t mask = 1 << 9;
 	id = google_chromeec_get_board_sku();
 	id = ((id & ~mask) | (socinfo_modem_supported() << 9));