fix(stage2-setup-postgres): when moving stuff around it hekps to move loop_var with it. sigh

Author: hunleyd

ansible/tasks/stage2-setup-postgres.yml

@@ -90,6 +90,8 @@
         - { path: '/usr/lib/postgresql/share/postgresql/timezonesets' }
         - { path: '/usr/lib/postgresql/share/postgresql/tsearch_data' }
         - { path: '/usr/lib/postgresql/share/postgresql/extension' }
+      loop_control:
+        loop_var: 'file_item'
 
     - name: import pgsodium_getkey script
       ansible.builtin.template: