Examples syntax batch4 (#5620)

* Change example syntax on authorized_key module

* Change example syntax on cron module

* Change example syntax on group module

* Change example syntax on hostname module

* Change example syntax on seboolean module

* Change example syntax on selinux module

* Change example syntax on service module

* Change example syntax on sysctl module

* Change example syntax on systemd module

* Change example syntax on user module

* Change example syntax on debug module

* Change example syntax on fail module

* Change example syntax on include module

* Change example syntax on include_role module

* Change example syntax on include_vars module

* Change example syntax on pause module

* Change example syntax on wait_for module

* Change example syntax on apache2_module module

* > Change example syntax on django_manage module

* Change example syntax on htpasswd module

lib/ansible/modules/utilities/logic/debug.py

@@ -44,23 +44,29 @@ options:
     required: False
     default: 0
     version_added: "2.1"
-author: 
+author:
     - "Dag Wieers (@dagwieers)"
     - "Michael DeHaan"
 '''
 
 EXAMPLES = '''
 # Example that prints the loopback address and gateway for each host
-- debug: msg="System {{ inventory_hostname }} has uuid {{ ansible_product_uuid }}"
+- debug:
+    msg: "System {{ inventory_hostname }} has uuid {{ ansible_product_uuid }}"
 
-- debug: msg="System {{ inventory_hostname }} has gateway {{ ansible_default_ipv4.gateway }}"
+- debug:
+    msg: "System {{ inventory_hostname }} has gateway {{ ansible_default_ipv4.gateway }}"
   when: ansible_default_ipv4.gateway is defined
 
 - shell: /usr/bin/uptime
   register: result
 
-- debug: var=result verbosity=2
+- debug:
+    var: result
+    verbosity: 2
 
 - name: Display all variables/facts known for a host
-  debug: var=hostvars[inventory_hostname] verbosity=4
+  debug:
+    var: hostvars[inventory_hostname]
+    verbosity: 4
 '''