tests: add support for link-local addresses in getTestIp

Change-Id: If57cb93f1c25a18b680aef12895ee5924ca90cfa
diff --git a/tests/daemon/face/tcp-channel.t.cpp b/tests/daemon/face/tcp-channel.t.cpp
index 3b5da41..1239b1b 100644
--- a/tests/daemon/face/tcp-channel.t.cpp
+++ b/tests/daemon/face/tcp-channel.t.cpp
@@ -41,7 +41,7 @@
 
 BOOST_AUTO_TEST_CASE_TEMPLATE(ConnectTimeout, F, AddressFamilies)
 {
-  auto address = getTestIp<F::value>(LoopbackAddress::Yes);
+  auto address = getTestIp(F::value, AddressScope::Loopback);
   SKIP_IF_IP_UNAVAILABLE(address);
   // do not listen