Bug 1743205 [wpt PR 31762] - Bump hypothesis from 6.24.4 to 6.27.2 in /tools, a=testonly

Automatic update from web-platform-tests
Bump hypothesis from 6.24.4 to 6.27.2 in /tools

Bumps [hypothesis](https://github.com/HypothesisWorks/hypothesis) from 6.24.4 to 6.27.2.
- [Release notes](https://github.com/HypothesisWorks/hypothesis/releases)
- [Commits](https://github.com/HypothesisWorks/hypothesis/compare/hypothesis-python-6.24.4...hypothesis-python-6.27.2)

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

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

wpt-commits: 8b1beb0aa226a690d0f5bc245cd5ff5273423fc8
wpt-pr: 31762

testing/web-platform/tests/tools/requirements_pytest.txt

@@ -1,3 +1,3 @@
 pytest==6.2.5
 pytest-cov==3.0.0
-hypothesis==6.24.4
+hypothesis==6.27.2