Improve Redis stubs (#226)
Improve Redis stubs (#226)

* Annotate linsert()'s where argument as a Literal[]

Addresses this feedback:
https://github.com/python/typeshed/pull/4480#discussion_r477153879

* Annotate sort()'s groups argument as a bool

Addresses this feedback:
https://github.com/python/typeshed/pull/4480#discussion_r477156559
brainix/pottery