tests-extra: quic/xfr -- stabilize the test under Valgrind

tests-extra/tests/quic/xfr/test.py

@@ -20,6 +20,12 @@ t.link(zones, master, slave)
 for z in rnd_zones:
     master.dnssec(z).enable = True
 
+if master.valgrind:
+    slave.quic_idle_close_timeout = 10 # for DoQ xfrs
+    slave.tcp_remote_io_timeout = 10000
+if slave.valgrind:
+    master.quic_idle_close_timeout = 10 # for sending DoQ notify
+
 MSG_DENIED_NOTIFY = "ACL, denied, action notify"
 MSG_DENIED_TRANSFER = "ACL, denied, action transfer"
 MSG_RMT_NOTAUTH = "server responded with error 'NOTAUTH'"