[Twisted-Python] Enable pre-commit.ci for twisted/twisted

[Hynek Schlawack]

>> I am +0 on this change due to security reasons...but I do think that it will reduce a bit of the frustration for first time contributors.
>> 
> 
> I'm +1; we've accepted a lot of cloud risk already, and this seems like a lot of benefit for minimal additional risk.  Is this asottile running the show?  The website is not entirely clear.

He is. I’ve had it enabled on both structlog & argon2-cffi for a while now FWIW.