Windows: Clean up documentation (#36684)

This PR includes:
- Further cleanup of BOTMETA.yml
- Cleanup of author github handles
- Use of proper booleans
- One-line license statement
- Copyright format statement
- Smaller cleanups

lib/ansible/modules/windows/win_say.py

@@ -1,22 +1,8 @@
 #!/usr/bin/python
 # -*- coding: utf-8 -*-
 
-# (c) 2016, Jon Hawkesworth (@jhawkesworth) <figs@unity.demon.co.uk>
-#
-# This file is part of Ansible
-#
-# Ansible is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# Ansible is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
+# Copyright: (c) 2016, Jon Hawkesworth (@jhawkesworth) <figs@unity.demon.co.uk>
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
 
 # this is a windows documentation stub.  actual code lives in the .ps1
 # file of the same name