Windows GUI password prompt support

[clach04]

• Tangentially related keyring support #70
• https://github.com/clach04/easydialogs-windows/
• ctypes wrapper?
• https://pypi.org/project/pywin32-ctypes/
• https://github.com/asweigart/pyautogui has a password prompt function... which is actually https://github.com/asweigart/pymsgbox under the covers

[clach04]

A ctypes/win32 GUI password prompt would allow smaller Windows binaries, without Tk (assuming pttkview is not included).

• https://github.com/clach04/easydialogs-windows

[clach04]

https://github.com/mhammond/pywin32/blob/main/Pythonwin/pywin/dialogs/login.py

[clach04]

https://www.devdungeon.com/content/dialog-boxes-python#toc-4 no passwords no text entry.

[clach04]

https://www.google.com/search?q=python%20win32%20dialogbox&ie=utf-8&oe=utf-8&client=firefox-b-1-m

[clach04]

https://toga.readthedocs.io/en/stable/reference/widgets_by_platform.html has password support