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/modules/network/cloudengine/ce_snmp_community.py

@@ -33,54 +33,35 @@ options:
     acl_number:
         description:
             - Access control list number.
-        required: false
-        default: null
     community_name:
         description:
             - Unique name to identify the community.
-        required: false
-        default: null
     access_right:
         description:
             - Access right read or write.
-        required: false
-        default: null
         choices: ['read','write']
     community_mib_view:
         description:
             - Mib view name.
-        required: false
-        default: null
     group_name:
         description:
             - Unique name to identify the SNMPv3 group.
-        required: false
-        default: null
     security_level:
         description:
             - Security level indicating whether to use authentication and encryption.
-        required: false
-        default: null
         choices: ['noAuthNoPriv', 'authentication', 'privacy']
     read_view:
         description:
             - Mib view name for read.
-        required: false
-        default: null
     write_view:
         description:
             - Mib view name for write.
-        required: false
-        default: null
     notify_view:
         description:
             - Mib view name for notification.
-        required: false
-        default: null
     state:
         description:
             - Manage the state of the resource.
-        required: false
         default: present
         choices: ['present','absent']
 '''