moved from community collection to built-in command

roles/omada-controller/tasks/main.yml

@@ -2,11 +2,10 @@
 ---
 # tasks file for roles/omada-controller
 # roles/omada-controller/tasks/main.yml
-- name: Check if Omada Controller package 'tpeap' is already installed
-  dpkg_query:
-    name: tpeap
-    showformat: '${Status}'
+- name: Check if Omada Controller package 'tpeap' is already installed (using command)
+  command: dpkg-query -W -f='${Status}' tpeap
   register: omada_pkg_status
+  # Fail silently if package is not found, and never report a change.
   failed_when: false
   changed_when: false