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/nxos/nxos_acl.py

@@ -50,8 +50,6 @@ options:
   seq:
     description:
       - Sequence number of the entry (ACE).
-    required: false
-    default: null
   name:
     description:
       - Case sensitive name of the access list (ACL).
@@ -59,143 +57,96 @@ options:
   action:
     description:
       - Action of the ACE.
-    required: false
-    default: null
     choices: ['permit', 'deny', 'remark']
   remark:
     description:
       - If action is set to remark, this is the description.
-    required: false
-    default: null
   proto:
     description:
       - Port number or protocol (as supported by the switch).
-    required: false
-    default: null
   src:
     description:
       - Source ip and mask using IP/MASK notation and
         supports keyword 'any'.
-    required: false
-    default: null
   src_port_op:
     description:
       - Source port operands such as eq, neq, gt, lt, range.
-    required: false
-    default: null
     choices: ['any', 'eq', 'gt', 'lt', 'neq', 'range']
   src_port1:
     description:
       - Port/protocol and also first (lower) port when using range
         operand.
-    required: false
-    default: null
   src_port2:
     description:
       - Second (end) port when using range operand.
-    required: false
-    default: null
   dest:
     description:
       - Destination ip and mask using IP/MASK notation and supports the
         keyword 'any'.
-    required: false
-    default: null
   dest_port_op:
     description:
       - Destination port operands such as eq, neq, gt, lt, range.
-    required: false
-    default: null
     choices: ['any', 'eq', 'gt', 'lt', 'neq', 'range']
   dest_port1:
     description:
       - Port/protocol and also first (lower) port when using range
         operand.
-    required: false
-    default: null
   dest_port2:
     description:
       - Second (end) port when using range operand.
-    required: false
-    default: null
   log:
     description:
       - Log matches against this entry.
-    required: false
-    default: null
     choices: ['enable']
   urg:
     description:
       - Match on the URG bit.
-    required: false
-    default: null
     choices: ['enable']
   ack:
     description:
       - Match on the ACK bit.
-    required: false
-    default: null
     choices: ['enable']
   psh:
     description:
       - Match on the PSH bit.
-    required: false
-    default: null
     choices: ['enable']
   rst:
     description:
       - Match on the RST bit.
-    required: false
-    default: null
     choices: ['enable']
   syn:
     description:
       - Match on the SYN bit.
-    required: false
-    default: null
     choices: ['enable']
   fin:
     description:
       - Match on the FIN bit.
-    required: false
-    default: null
     choices: ['enable']
   established:
     description:
       - Match established connections.
-    required: false
-    default: null
     choices: ['enable']
   fragments:
     description:
       - Check non-initial fragments.
-    required: false
-    default: null
     choices: ['enable']
   time_range:
     description:
       - Name of time-range to apply.
-    required: false
-    default: null
   precedence:
     description:
       - Match packets with given precedence.
-    required: false
-    default: null
     choices: ['critical', 'flash', 'flash-override', 'immediate',
               'internet', 'network', 'priority', 'routine']
   dscp:
     description:
       - Match packets with given dscp value.
-    required: false
-    default: null
     choices: ['af11', 'af12', 'af13', 'af21', 'af22', 'af23','af31','af32',
               'af33', 'af41', 'af42', 'af43', 'cs1', 'cs2', 'cs3', 'cs4',
               'cs5', 'cs6', 'cs7', 'default', 'ef']
   state:
     description:
       - Specify desired state of the resource.
-    required: false
     default: present
     choices: ['present','absent','delete_acl']
 '''