quic: remove redundant function calls

- session_transport_delete_notify() is called before
  and inside quic_connection_delete()

Type: fix

Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
Change-Id: I5c79a3269e36c4aab5aa99fdfdac06c1334f0f6f
diff --git a/src/plugins/quic/quic.c b/src/plugins/quic/quic.c
index d9d5844..f69533c 100644
--- a/src/plugins/quic/quic.c
+++ b/src/plugins/quic/quic.c
@@ -276,14 +276,12 @@
       break;
     case QUIC_CONN_STATE_PASSIVE_CLOSING_APP_CLOSED:
       /* App already confirmed close, we can delete the connection */
-      session_transport_delete_notify (&ctx->connection);
       quic_connection_delete (ctx);
       break;
     case QUIC_CONN_STATE_PASSIVE_CLOSING_QUIC_CLOSED:
       QUIC_DBG (0, "BUG");
       break;
     case QUIC_CONN_STATE_ACTIVE_CLOSING:
-      session_transport_delete_notify (&ctx->connection);
       quic_connection_delete (ctx);
       break;
     default: