Clean up module documentation (#36909)

* Clean up module documentation

This PR includes:
- Removal of `default: None` (and variations)
- Removal of `required: false`
- Fixing booleans and `type: bool` where required

* Fix remaining (new) validation issues

lib/ansible/utils/module_docs_fragments/ironware.py

@@ -29,12 +29,11 @@ options:
         attempt to execute all commands in non-privileged mode. If the value
         is not specified in the task, the value of environment variable
         C(ANSIBLE_NET_AUTHORIZE) will be used instead.
-    default: no
-    choices: ['yes', 'no']
+    type: bool
+    default: 'no'
   provider:
     description:
       - A dict object containing connection details.
-    default: null
     suboptions:
       host:
         description:
@@ -58,7 +57,6 @@ options:
             the remote device.   This value is used to authenticate
             the SSH session. If the value is not specified in the task, the
             value of environment variable C(ANSIBLE_NET_PASSWORD) will be used instead.
-        default: null
       ssh_keyfile:
         description:
           - Specifies the SSH key to use to authenticate the connection to
@@ -73,15 +71,14 @@ options:
             attempt to execute all commands in non-privileged mode. If the value
             is not specified in the task, the value of environment variable
             C(ANSIBLE_NET_AUTHORIZE) will be used instead.
-        default: no
-        choices: ['yes', 'no']
+        type: bool
+        default: 'no'
       auth_pass:
         description:
           - Specifies the password to use if required to enter privileged mode
             on the remote device.  If I(authorize) is false, then this argument
             does nothing. If the value is not specified in the task, the value of
             environment variable C(ANSIBLE_NET_AUTH_PASS) will be used instead.
-        default: none
       timeout:
         description:
           - Specifies idle timeout in seconds for the connection, in seconds. Useful