fix vty dump_trunk: start from zero, do not omit first CONN

Change-Id: Ibb97fbf5c0b46ab841c3f6126b3622e4a8054feb
diff --git a/src/libosmo-mgcp/mgcp_vty.c b/src/libosmo-mgcp/mgcp_vty.c
index 5f9853b..3b61c30 100644
--- a/src/libosmo-mgcp/mgcp_vty.c
+++ b/src/libosmo-mgcp/mgcp_vty.c
@@ -255,7 +255,7 @@
 		return;
 	}
 
-	for (i = 1; i < cfg->number_endpoints; ++i) {
+	for (i = 0; i < cfg->number_endpoints; ++i) {
 		struct mgcp_endpoint *endp = &cfg->endpoints[i];
 		dump_endpoint(vty, endp, i, cfg->trunk_nr, cfg->trunk_type, show_stats);
 		if (i < cfg->number_endpoints - 1)