Resolve the urllib3 issue
See if this issue has been resolved:
https://github.com/readthedocs/readthedocs.org/issues/10290
If yes, remove the workaround introduced in this commit.
See if this issue has been resolved:
https://github.com/readthedocs/readthedocs.org/issues/10290
If yes, remove the workaround introduced in this commit.