fix: all praise the allmighty yamllinter

roles/matrix-awx/tasks/backup_server.yml

@@ -1,3 +1,4 @@
+---
 
 - name: Record Backup Server variables locally on AWX
   delegate_to: 127.0.0.1
@@ -38,18 +39,18 @@
     credential: "{{ member_id }} - AWX SSH Key"
     survey_enabled: true
     survey_spec: "{{ lookup('file', '/var/lib/awx/projects/clients/{{ member_id }}/{{ subscription_id }}/backup_server.json') }}"
-    become_enabled: yes
+    become_enabled: true
     state: present
     verbosity: 1
     tower_host: "https://{{ awx_host }}"
     tower_oauthtoken: "{{ awx_session_token.ansible_facts.tower_token.token }}"
-    validate_certs: yes
+    validate_certs: true
   tags: use-survey
 
 - name: Include vars in matrix_vars.yml
   include_vars:
     file: '/var/lib/awx/projects/clients/{{ member_id }}/{{ subscription_id }}/matrix_vars.yml'
-  no_log: True
+  no_log: true
 
 - name: Copy new 'matrix_vars.yml' to target machine
   copy:
@@ -58,8 +59,8 @@
     mode: '0660'
   tags: use-survey
 
-- name: Run initial backup of /matrix/ and snapshot the database simultaneously 
-  command: "{{ item }}" 
+- name: Run initial backup of /matrix/ and snapshot the database simultaneously
+  command: "{{ item }}"
   with_items:
     - borgmatic -c /root/.config/borgmatic/config_1.yaml
     - /bin/sh /usr/local/bin/awx-export-service.sh 1 0