Fix more module returns (#24782)

* Correct return structure

* typo

lib/ansible/cli/doc.py

@@ -56,7 +56,7 @@ class DocCLI(CLI):
             usage='usage: %prog [options] [plugin]',
             module_opts=True,
             desc="plugin documentation tool",
-            epilog="See man pages for Ansbile CLI options or website for tutorials https://docs.ansible.com"
+            epilog="See man pages for Ansible CLI options or website for tutorials https://docs.ansible.com"
         )
 
         self.parser.add_option("-l", "--list", action="store_true", default=False, dest='list_dir',

lib/ansible/modules/network/a10/a10_virtual_server.py

@@ -81,9 +81,6 @@ options:
 
 '''
 
-RETURN = '''
-#
-'''
 
 EXAMPLES = '''
 # Create a new virtual server

lib/ansible/modules/system/timezone.py

@@ -64,8 +64,8 @@ RETURN = '''
 diff:
   description: The differences about the given arguments.
   returned: success
-  type: dictionary
-  sample:
+  type: complex
+  contains:
     before:
       description: The values before change
       type: dict

lib/ansible/modules/web_infrastructure/letsencrypt.py

@@ -141,8 +141,8 @@ cert_days:
 challenge_data:
   description: per domain / challenge type challenge data
   returned: changed
-  type: dictionary
-  sample:
+  type: complex
+  contains:
     resource:
       description: the challenge resource that must be created for validation
       returned: changed
@@ -156,8 +156,8 @@ challenge_data:
 authorizations:
   description: ACME authorization data.
   returned: changed
-  type: list
-  sample:
+  type: complex
+  contains:
       authorization:
         description: ACME authorization object. See https://tools.ietf.org/html/draft-ietf-acme-acme-02#section-6.1.2
         returned: success