Add ability to enable ucp audit logs

Allow to configure audit logs, by default - level is "" - means
disabled. More details https://docs.mirantis.com/mke/3.7/ops/administer-cluster/mke-audit-logging/logging-levels.html
All logs are written to ucp-controller container log. Which is rotated
currently as follows - 3 log files at 1Gb each.

Related-Prod: https://mirantis.jira.com/browse/PRODX-44797
Change-Id: Ib73b30cf874ae119aef8842ea797de42e50b9a40
diff --git a/de/heat-templates/fragments/SrvInstancesVM.yaml b/de/heat-templates/fragments/SrvInstancesVM.yaml
index 5a142cb..3ed3a67 100644
--- a/de/heat-templates/fragments/SrvInstancesVM.yaml
+++ b/de/heat-templates/fragments/SrvInstancesVM.yaml
@@ -90,6 +90,9 @@
   k0s_version:
     type: string
     default: ''
+  ucp_audit_log_level:
+    type: string
+    default: ''
 
 resources:
 
@@ -124,6 +127,7 @@
             $kubectl_version: { get_param: kubectl_version }
             $devops_utils_refspec: { get_param: devops_utils_refspec }
             $k0s_version: { get_param: k0s_version }
+            $ucp_audit_log_level: { get_param: ucp_audit_log_level }
 
   inject_files:
     type: "OS::Heat::CloudConfig"