ospfd: OSPF_MIN_LS_ARRIVAL compare should be >= to match ospf_flood

* ospf_packet.c: (ospf_ls_upd) the corresponding test on the arrival side
  in (ospf_flood) is <, so this should be >=, not >, purely for consistency.

  There is no practical effect here though.
diff --git a/ospfd/ospf_packet.c b/ospfd/ospf_packet.c
index 1066e64..57ed114 100644
--- a/ospfd/ospf_packet.c
+++ b/ospfd/ospf_packet.c
@@ -1946,7 +1946,7 @@
 	      quagga_gettime (QUAGGA_CLK_MONOTONIC, &now);
 	      
 	      if (tv_cmp (tv_sub (now, current->tv_orig), 
-			  int2tv (OSPF_MIN_LS_ARRIVAL)) > 0)
+			  int2tv (OSPF_MIN_LS_ARRIVAL)) >= 0)
 		/* Trap NSSA type later.*/
 		ospf_ls_upd_send_lsa (nbr, current, OSPF_SEND_PACKET_DIRECT);
 	      DISCARD_LSA (lsa, 8);