fix(terraform): fix teardown of project-specific providers

Author: saitho

ansible/roles/config_terraform/tasks/remove-project-symlinks.yml

@@ -18,7 +18,7 @@
       file:
         path: "{{ item.path }}"
         state: absent
-      with_items: "{{ project_tf_symlinks | difference(project_tf_symlinks_providers) }}"
+      with_items: "{{ project_tf_symlinks.files | difference(project_tf_symlinks_providers) }}"
     - include_tasks: "../roles/config_terraform/tasks/execute.yml"
   when: project_tf_symlinks_providers|d([]) | length > 0