Bump pytest-timeout from 2.2.0 to 2.3.1

Bumps [pytest-timeout](https://github.com/pytest-dev/pytest-timeout) from 2.2.0 to 2.3.1.
- [Commits](pytest-dev/pytest-timeout@2.2.0...2.3.1)

---
updated-dependencies:
- dependency-name: pytest-timeout
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -12,6 +12,6 @@ pytest-cov==4.1.0
 pytest-forked==1.6.0
 pytest-mock==3.12.0
 pytest-sugar==0.9.7
-pytest-timeout==2.2.0
+pytest-timeout==2.3.1
 pytest-toolbox==0.4
 watchfiles==0.21.0