[ci] Update COO subscription playbook for local execution

Add defaults to the expected vars

Author: elfiesmelfie

ci/create-coo-subscription-playbook.yaml

@@ -4,8 +4,8 @@
   hosts: "{{ cifmw_target_hook_host | default('localhost')  }}"
   gather_facts: false
   environment:
-    KUBECONFIG: "{{ cifmw_openshift_kubeconfig }}"
-    PATH: "{{ cifmw_path }}"
+    KUBECONFIG: "{{ cifmw_openshift_kubeconfig | default(ansible_env.HOME + '/.kube.config' ) }}"
+    PATH: "{{ cifmw_path | default(ansible_env.PATH) }}"
   tasks:
     - name: Import tasks for creating COO subscription
       ansible.builtin.include_tasks: "create-coo-subscription.yaml"