BUG/MINOR: quic: Missing ACK range deallocations

free_quic_arngs() was implemented but not used. Let's call it from
quic_conn_release().
diff --git a/src/xprt_quic.c b/src/xprt_quic.c
index 22a652a..32e293f 100644
--- a/src/xprt_quic.c
+++ b/src/xprt_quic.c
@@ -3122,7 +3122,7 @@
 }
 
 /* Deallocate <l> list of ACK ranges. */
-void free_quic_arngs(struct quic_arngs *arngs)
+void quic_free_arngs(struct quic_arngs *arngs)
 {
 	struct eb64_node *n;
 	struct quic_arng_node *ar;
@@ -3802,6 +3802,9 @@
 	pool_free(pool_head_quic_tls_secret, app_tls_ctx->rx.secret);
 	pool_free(pool_head_quic_tls_secret, app_tls_ctx->tx.secret);
 
+	for (i = 0; i < QUIC_TLS_PKTNS_MAX; i++)
+		quic_free_arngs(&qc->pktns[i].rx.arngs);
+
 	pool_free(pool_head_quic_conn_rxbuf, qc->rx.buf.area);
 	pool_free(pool_head_quic_conn, qc);
 	TRACE_PROTO("QUIC conn. freed", QUIC_EV_CONN_FREED, qc);