removed useless comment

config.def.h

@@ -34,7 +34,7 @@ static Layout layouts[] = {
 	/* symbol     arrange function */
 	{ "[]=",      tile },    /* first entry is default */
 	{ "><>",      NULL },    /* no layout function means floating behavior */
-	{ "[M]",      monocle }, /* first entry is default */
+	{ "[M]",      monocle },
 };
 
 /* key definitions */