tests: Set ocsp_stapling_response_multi in as2.conf

This keeps the as.conf and as2.conf more consistent.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>

tests/hwsim/auth_serv/as2.conf

@@ -12,6 +12,7 @@ ca_cert=auth_serv/ca.pem
 server_cert=auth_serv/server.pem
 private_key=auth_serv/server.key
 ocsp_stapling_response=LOGDIR/ocsp-server-cache.der
+ocsp_stapling_response_multi=LOGDIR/ocsp-multi-server-cache.der
 server_id=server2.w1.fi
 eap_sim_db=unix:/tmp/hlr_auc_gw.sock db=LOGDIR/hostapd.db
 dh_file=auth_serv/dh.conf