* add more type annotations through the code
* add typing in reflex/utils
* misc typing
* more typings
* state typing
* keep typing
* typing init and utils
* more typing for components
* fix attempt for 3.9
* need more __future
* more typings
* type event plz
* type model
* type vars/base.py
* enable 'ANN001' for reflex folder (ignore tests and benchmarks)
* fix pyi
* add missing annotations
* use more precise error when ignoring
