BUG/MINOR: quic: Wrong RX packet reference counter usage

No need to call free_quic_rx_packet() after calling quic_rx_packet_eb64_delete()
as this latter already calls quic_rx_packet_refdec() also called by
free_quic_rx_packet().
diff --git a/src/xprt_quic.c b/src/xprt_quic.c
index cb00c02..074cc60 100644
--- a/src/xprt_quic.c
+++ b/src/xprt_quic.c
@@ -2492,7 +2492,6 @@
 					            QUIC_EV_CONN_ELRXPKTS, ctx->conn);
 					node = eb64_next(node);
 					quic_rx_packet_eb64_delete(&pkt->pn_node);
-					free_quic_rx_packet(pkt);
 					goto err;
 				}
 
@@ -2500,7 +2499,6 @@
 		}
 		node = eb64_next(node);
 		quic_rx_packet_eb64_delete(&pkt->pn_node);
-		free_quic_rx_packet(pkt);
 	}
 
 	if (!qc_treat_rx_crypto_frms(el, ctx))