empty-config: Add aws_region as it is needed by destroy.yml playbook (#1053)

Guillaume Coré

2020-01-27 d03e719f5664a857aeeaef883a4fbc48ef06622f

empty-config: Add aws_region as it is needed by destroy.yml playbook (#1053)

* Add aws_region as it is needed by destroy.yml playbook

* Use the variable aws_region in cloudformation

 ansible/configs/test-empty-config/default_vars.yml

 ansible/configs/test-empty-config/default_vars_ec2.yml

New file
@@ -0,0 +1,3 @@
---
# mandatory to run ansible/destroy.yml playbook
aws_region: us-east-1

 ansible/roles/infra-aws-dry-run/tasks/cloudformation.yml

@@ -2,7 +2,7 @@
- environment:
    AWS_ACCESS_KEY_ID: "{{aws_access_key_id}}"
    AWS_SECRET_ACCESS_KEY: "{{aws_secret_access_key}}"
    AWS_REGION: us-east-1
    AWS_REGION: "{{ aws_region_final | default(aws_region) | default(region) | default('us-east-1')}}"
  block:
    - name: Test cloudformation deletion (dry-run)
      cloudformation: