travis: debug which test is failing on travis

It seems a regression has come in, this PR/commit is to test what
fails/takes time on travis.

Signed-off-by: Rohit Yadav <rohit.yadav@shapeblue.com>

Author: yadvr

.travis.yml

@@ -87,8 +87,9 @@ env:
              smoke/test_scale_vm
              smoke/test_secondary_storage
              smoke/test_service_offerings
-             smoke/test_snapshots
-             smoke/test_ssvm
+             smoke/test_snapshots"
+
+    - TESTS="smoke/test_ssvm
              smoke/test_staticroles
              smoke/test_templates
              smoke/test_usage