Add versions for all requirements

[mharista]

In requirements.txt and dev-requirements.txt

[mharista]

Issue with requests version 2.28.1 of requests. Change is in 2.28.0.

site-packages/requests/exceptions.py", line 41, in init
CompatJSONDecodeError.init(self, *args)
TypeError: init() missing 2 required positional arguments: 'doc' and 'pos'

version 2.27.1 works fine.

Updating requests version to >=1.0.0, <= 2.27.1