Bump async-timeout from 3.0.1 to 4.0.2 (#1245)

Bumps [async-timeout](https://github.com/aio-libs/async-timeout) from 3.0.1 to 4.0.2.
- [Release notes](https://github.com/aio-libs/async-timeout/releases)
- [Changelog](https://github.com/aio-libs/async-timeout/blob/master/CHANGES.rst)
- [Commits](aio-libs/async-timeout@v3.0.1...v4.0.2)

---
updated-dependencies:
- dependency-name: async-timeout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

tests/requirements.txt

@@ -1,4 +1,4 @@
-async-timeout==3.0.1
+async-timeout==4.0.2
 coverage==6.1.1
 flake8==4.0.1
 hiredis==2.0.0