Add ignore_assert_error to ubuntu20 etcd ha job (#9108)

tests/files/packet_ubuntu20-calico-etcd-kubeadm-upgrade-ha.yml

@@ -16,3 +16,9 @@ enable_nodelocaldns: False
 ipip: false
 calico_vxlan_mode: Always
 calico_network_backend: bird
+
+# Needed to bypass deprecation check
+ignore_assert_errors: true
+### FIXME FLORYUT Needed for upgrade job, will be removed when releasing kubespray 2.20
+calico_pool_blocksize: 24
+### /FIXME