Add ApplicationBuilder.(get_updates_)socket_options

[Bibo-Joshi]

• Follow up for Add Parameter socket_options to HTTPXRequest #3935
• Also adds tests that make sure that ApplicationBuilder has all necessary methods

• Added .. versionadded:: NEXT.VERSION, .. versionchanged:: NEXT.VERSION or .. deprecated:: NEXT.VERSION to the docstrings for user facing changes (for methods/class descriptions, arguments and attributes)
• Created new or adapted existing unit tests
• Documented code changes according to the CSI standard <https://standards.mousepawmedia.com/en/stable/csi.html>__
• Added myself alphabetically to AUTHORS.rst (optional)
• Added new classes & modules to the docs and all suitable __all__ s
• Checked the Stability Policy <https://docs.python-telegram-bot.org/stability_policy.html>_ in case of deprecations or changes to documented behavior

[lemontree210]

I did look through the code and it looks fine but I don't feel like I'm qualified enough to judge :)

[harshil21]

code in general looks good to me.