Add test steps into the stdout if test failed.

Related-Prod:#PROD-29995(PROD:29995)
Change-Id: Ie0a03d4d8896c7d7836cfd57736778f3896bcb87
diff --git a/test_set/cvp-sanity/pytest.ini b/test_set/cvp-sanity/pytest.ini
index 121300d..7d6dde9 100644
--- a/test_set/cvp-sanity/pytest.ini
+++ b/test_set/cvp-sanity/pytest.ini
@@ -1,3 +1,3 @@
 [pytest]
 norecursedirs = venv
-addopts = -vv
\ No newline at end of file
+addopts = -vv --tb=short
\ No newline at end of file