Replace heka with fluentd for cookied models

Update cookied-bm-mcp-dvr-vxlan and cookied-mcp-ocata-dop-sl2
with fluentd installation

Change-Id: I3b07588862d6447b9471b2f5281ec86216ab7826
diff --git a/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/salt-context-cookiecutter-cicd_oss.yaml b/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/salt-context-cookiecutter-cicd_oss.yaml
index a5006d4..8022d47 100644
--- a/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/salt-context-cookiecutter-cicd_oss.yaml
+++ b/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/salt-context-cookiecutter-cicd_oss.yaml
@@ -132,6 +132,7 @@
   salt_master_management_address: 10.167.5.15
   stacklight_enabled: 'True'
   stacklight_version: '2'
+  fluentd_enabled: 'True'
   stacklight_monitor_address: 10.167.4.70
   stacklight_monitor_hostname: mon
   stacklight_monitor_node01_address: 10.167.4.71