Fix gitea rename playbook org creation

The org creation task list requires a list of the existing orgs.
Copy that from the gitea creation playbook.

Change-Id: Ia21f6211004f8dde3cacf4fb549ea8418a6d2888

playbooks/gitea-rename-tasks.yaml

@@ -8,6 +8,19 @@
     neworg: "{{ repo.new.split('/')[0] }}"
     oldproj: "{{ repo.old.split('/')[1] }}"
     newproj: "{{ repo.new.split('/')[1] }}"
+- name: Get Gitea org list
+  # We assume that all the orgs we are interested in are owned by root
+  uri:
+    url: "{{ gitea_url }}/api/v1/user/orgs"
+    user: root
+    password: "{{ gitea_root_password }}"
+    force_basic_auth: true
+    validate_certs: false
+    status_code: 200
+  register: gitea_org_list
+- name: Parse Gitea org list
+  set_fact:
+    gitea_orgs: "{{ gitea_org_list.json | map(attribute='username') | list }}"
 - name: "Make new gitea org"
   include_tasks: roles/gitea-git-repos/tasks/setup-org.yaml
   vars: