Bump requests from 2.20.0 to 2.31.0

Bumps [requests](https://github.com/psf/requests) from 2.20.0 to 2.31.0.
- [Release notes](https://github.com/psf/requests/releases)
- [Changelog](https://github.com/psf/requests/blob/main/HISTORY.md)
- [Commits](https://github.com/psf/requests/compare/v2.20.0...v2.31.0)

---
updated-dependencies:
- dependency-name: requests
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -16,7 +16,7 @@ preshed==2.0.1
 pybind11==2.2.4
 python-Levenshtein==0.12.0
 regex==2018.1.10
-requests==2.20.0
+requests==2.31.0
 six==1.11.0
 spacy==2.0.16
 thinc==6.12.0