Fix path to Tempests's skiplist

PROD-36517

Change-Id: I5a514592890e71392a9addccb03553e112535814
diff --git a/tcp_tests/tests/system/test_cvp_pipelines.py b/tcp_tests/tests/system/test_cvp_pipelines.py
index 41c95fe..fc04bcc 100644
--- a/tcp_tests/tests/system/test_cvp_pipelines.py
+++ b/tcp_tests/tests/system/test_cvp_pipelines.py
@@ -120,10 +120,10 @@
         dt = drivetrain_actions
         jenkins_start_timeout = 60
         jenkins_build_timeout = 6 * 60 * 60
-        cluster_name = settings.ENV_NAME
+        lab_config_name = settings.LAB_CONFIG_NAME
         tempest_pattern = settings.TEMPEST_PATTERN
         skiplist_file = "tcp_tests/templates/{}/tempest_skip.list".\
-            format(cluster_name)
+            format(lab_config_name)
 
         show_step(1)
         salt.sync_time()