Fix issues reported by ansible-lint

_ansible/roles/wiki-js/tasks/main.yml

@@ -3,4 +3,5 @@
   tags:
     - wiki-js
   block:
-    - import_tasks: deploy-common-service.yml
+    - name: Import tasks to deploy common service
+      ansible.builtin.import_tasks: tasks/deploy-common-service.yml

_ansible/roles/wiki-js/vars/main.yml

@@ -1,5 +1,6 @@
+---
 svc:
-  domain: "wiki.serguzim.me"
+  domain: wiki.serguzim.me
   name: wiki-js
   port: 3000
   db:
@@ -7,7 +8,7 @@ svc:
     port: "{{ postgres.port }}"
     user: "{{ vault_wiki_js.db.user }}"
     pass: "{{ vault_wiki_js.db.pass }}"
-    name: "wikijs"
+    name: wikijs
 
 svc_env:
   DB_TYPE: postgres