[test] fix memcached cfg setting

With [1] it is expected that in case of IPv4 there are no brackets
in the memcached parameter.

[1] openstack-k8s-operators/infra-operator#477

Signed-off-by: Martin Schuppert <[email protected]>

Author: stuggi

tests/functional/keystoneapi_controller_test.go

@@ -417,7 +417,7 @@ var _ = Describe("Keystone controller", func() {
 			Expect(configData).To(
 				ContainSubstring("backend = dogpile.cache.memcached"))
 			Expect(configData).To(
-				ContainSubstring(fmt.Sprintf("memcache_servers=inet:[memcached-0.memcached.%s.svc]:11211,inet:[memcached-1.memcached.%s.svc]:11211,inet:[memcached-2.memcached.%s.svc]:11211",
+				ContainSubstring(fmt.Sprintf("memcache_servers=inet:memcached-0.memcached.%s.svc:11211,inet:memcached-1.memcached.%s.svc:11211,inet:memcached-2.memcached.%s.svc:11211",
 					keystoneAPIName.Namespace, keystoneAPIName.Namespace, keystoneAPIName.Namespace)))
 			mariadbAccount := mariadb.GetMariaDBAccount(keystoneAccountName)
 			mariadbSecret := th.GetSecret(types.NamespacedName{Name: mariadbAccount.Spec.Secret, Namespace: keystoneAPIName.Namespace})