[IMPR] Add allowusertalk to the User.block() options
[IMPR] Add allowusertalk to the User.block() options

- Also pass all parameters to the site method.

Bug: T229288
Change-Id: I76f7fa9bf405127b331d11917fd9052a3a3ff3fc

PersianWikipedia/pywikibot-core,wikimedia/pywikibot-core,wikimedia/pywikibot-core