Document general::stats_l_oper_only

doc/reference.conf

@@ -1218,6 +1218,13 @@ general {
 	 */
 	stats_k_oper_only = masked;
 
+	/* stats l/L oper only:
+	 *     yes:  non-opers can't use this at all
+	 *     self: non-opers see only themselves
+	 *     no:   show targeted users or non-hidden opers to everyone
+	 */
+	stats_l_oper_only = self;
+
 	/* map oper only: make /map oper only */
 	map_oper_only = no;