unhold shouldn't generate change

This is require to fix idempotence test.

tasks/beats-debian.yml

@@ -1,5 +1,4 @@
 ---
-
 - name: Debian - Ensure apt-transport-https is installed
   become: yes
   apt:
@@ -40,7 +39,7 @@
 - name: Debian - Add Beats repository key
   become: yes
   apt_key:
-    url: '{{ elastic_repo_key }}'
+    url: "{{ elastic_repo_key }}"
     state: present
   register: apt_key_install
   until: apt_key_install is succeeded
@@ -49,7 +48,7 @@
 - name: Debian - add beats repository
   become: yes
   apt_repository:
-    repo: 'deb {{ repo_url }} stable main'
+    repo: "deb {{ repo_url }} stable main"
     state: present
   register: repo_install
   until: repo_install is succeeded
@@ -65,6 +64,7 @@
     name: "{{ beat }}"
     selection: "install"
   when: beat in ansible_facts.packages
+  changed_when: false
 
 - name: Debian - Ensure {{ beat }} is installed
   become: yes
@@ -96,13 +96,13 @@
     url: >-
       {% if custom_package_url is defined %}{{ custom_package_url }}{%
         else %}{{ beats_package_url }}/{{ beat }}/{{ beat }}_{{ beats_version }}_{{ os_arch }}.deb{% endif %}
-    dest: '/tmp/{{ beat }}_{{ beats_version }}_{{ os_arch }}.deb'
+    dest: "/tmp/{{ beat }}_{{ beats_version }}_{{ os_arch }}.deb"
     validate_certs: false
   when: not use_repository | bool
 
 - name: Debian - Ensure {{ beat }} is installed from downloaded package
   become: yes
   apt:
-    deb: '/tmp/{{ beat }}_{{ beats_version }}_{{ os_arch }}.deb'
+    deb: "/tmp/{{ beat }}_{{ beats_version }}_{{ os_arch }}.deb"
   when: not use_repository | bool
   notify: restart the service