we need two mgmt nodes

Former-commit-id: 80a0446b

.gitlab-ci.yml

 variables:
   GIT_SUBMODULE_STRATEGY: recursive
-  STACKNAME: CICD_aciab_f$CI_COMMIT_REF_NAME
+  STACKNAME: CICD_aciab_$CI_COMMIT_REF_NAME
   NECTAR_ALLOCATION: HPCCICD
   ANSIBLE_HOST_KEY_CHECKING: "False"
   DEFAULT_PATH: "CICD"

CICD/heat/gc_HOT.yaml

@@ -154,7 +154,7 @@ resources:
   MgmtNodes:
    type: "OS::Heat::ResourceGroup"
    properties:
-    count: 1
+    count: 2
     resource_def:
       type: My::Server::MgmtNode
       properties: