Migrate command line parsing to argparse (#50610)

* Start of migration to argparse

* various fixes and improvements

* Linting fixes

* Test fixes

* Fix vault_password_files

* Add PrependAction for argparse

* A bunch of additional tweak/fixes

* Fix ansible-config tests

* Fix man page generation

* linting fix

* More adhoc pattern fixes

* Add changelog fragment

* Add support for argcomplete

* Enable argcomplete global completion

* Rename PrependAction to PrependListAction to better describe what it does

* Add documentation for installing and configuring argcomplete

* Address rebase issues

* Fix display encoding for vault

* Fix line length

* Address rebase issues

* Handle rebase issues

* Use mutually exclusive group instead of handling manually

* Fix rebase issues

* Address rebase issue

* Update version added for argcomplete support

* -e must be given a value

* ci_complete

docs/templates/cli_rst.j2

@@ -38,7 +38,7 @@ Common Options
 ==============
 
 
-{% for option in options|sort(attribute='options') %}
+{% for option in options|sort(attribute='options') if option.options %}
 
 .. option:: {% for switch in option['options'] %}{{switch}}{% if option['arg'] %} <{{option['arg']}}>{% endif %}{% if not loop.last %}, {% endif %}{% endfor %}