Rename core fixtures to match the drivetrain component names

The following changes:
  common_services_deployed -> core_deployed
  sl_deployed -> stacklight_deployed

Change-Id: I6e505d2ef96053b19b2d43b0214f5a30f71ae8ea
diff --git a/jobs/pipelines/deploy-cicd-and-test-k8s.groovy b/jobs/pipelines/deploy-cicd-and-test-k8s.groovy
index 3b4d49e..baa9853 100644
--- a/jobs/pipelines/deploy-cicd-and-test-k8s.groovy
+++ b/jobs/pipelines/deploy-cicd-and-test-k8s.groovy
@@ -31,15 +31,15 @@
 
             # Prepare snapshots that may be used in tests if MANAGER=devops
             cp \$(pwd)/${ENV_NAME}_salt_deployed.ini \$(pwd)/${ENV_NAME}_k8s_deployed.ini
-            cp \$(pwd)/${ENV_NAME}_salt_deployed.ini \$(pwd)/${ENV_NAME}_sl_deployed.ini
+            cp \$(pwd)/${ENV_NAME}_salt_deployed.ini \$(pwd)/${ENV_NAME}_stacklight_deployed.ini
             #dos.py suspend ${ENV_NAME}
             #dos.py snapshot ${ENV_NAME} k8s_deployed
-            #dos.py snapshot ${ENV_NAME} sl_deployed
+            #dos.py snapshot ${ENV_NAME} stacklight_deployed
             #dos.py resume ${ENV_NAME}
             #dos.py time-sync ${ENV_NAME}
 
             # Initialize variables used in tcp-qa tests
-            export CURRENT_SNAPSHOT=sl_deployed  # provide the snapshot name required by the test
+            export CURRENT_SNAPSHOT=stacklight_deployed  # provide the snapshot name required by the test
             export TESTS_CONFIGS=\$(pwd)/${ENV_NAME}_salt_deployed.ini  # some SSH data may be filled separatelly
 
             #export MANAGER=empty  # skip 'hardware' fixture, disable snapshot/revert features
@@ -50,9 +50,9 @@
             export salt_master_port=6969
             export SALT_USER=\$SALTAPI_USER
             export SALT_PASSWORD=\$SALTAPI_PASS
-            export COMMON_SERVICES_INSTALLED=true  # skip common_services_deployed fixture
+            export CORE_INSTALLED=true  # skip core_deployed fixture
             export K8S_INSTALLED=true              # skip k8s_deployed fixture
-            export sl_installed=true              # skip sl_deployed fixture
+            export sl_installed=true              # skip stacklight_deployed fixture
 
             py.test --junit-xml=nosetests.xml ${RUN_TEST_OPTS}