hs-test: add option to unconfigure topology

Adding `UNCONFIGURE=true` argument when running `make test` will skip
test run and unconfigure existing topology for that test.

Type: test
Signed-off-by: Maros Ondrejicka <mondreji@cisco.com>
Change-Id: I197747a56ca68807f0b2c3f25b6f61c3dcc41ace
diff --git a/extras/hs-test/suite_ns_test.go b/extras/hs-test/suite_ns_test.go
index 5bc45c7..c4a3f42 100644
--- a/extras/hs-test/suite_ns_test.go
+++ b/extras/hs-test/suite_ns_test.go
@@ -17,6 +17,7 @@
 }
 
 func (s *NsSuite) SetupTest() {
+	s.skipIfUnconfiguring()
 	s.SetupVolumes()
 	s.SetupContainers()