test/ci: set hostname before collecting facts

test/ci/launch.yml

@@ -75,10 +75,10 @@
   become: true
   tasks:
     - wait_for_connection: {}
-    - setup: {}
     - name: Make sure hostname is set to public ansible host
       hostname:
         name: "{{ ansible_host }}"
+    - setup: {}
 
 - import_playbook: ../../playbooks/openshift-node/network_manager.yml
 - import_playbook: ../../playbooks/prerequisites.yml