common/console.c: Small coding style cleanup

Change some comments to match the U-Boot coding style rules.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Simon Glass <sjg@chromium.org>
Acked-by: Simon Glass <sjg@chromium.org>
diff --git a/common/console.c b/common/console.c
index fff03c9..75f84bd 100644
--- a/common/console.c
+++ b/common/console.c
@@ -566,7 +566,8 @@
 
 	va_start(args, fmt);
 
-	/* For this to work, printbuffer must be larger than
+	/*
+	 * For this to work, printbuffer must be larger than
 	 * anything we ever want to print.
 	 */
 	i = vscnprintf(printbuffer, sizeof(printbuffer), fmt, args);
@@ -582,7 +583,8 @@
 	uint i;
 	char printbuffer[CONFIG_SYS_PBSIZE];
 
-	/* For this to work, printbuffer must be larger than
+	/*
+	 * For this to work, printbuffer must be larger than
 	 * anything we ever want to print.
 	 */
 	i = vscnprintf(printbuffer, sizeof(printbuffer), fmt, args);