Bump cheroot from 8.6.0 to 9.0.0 (#1903)

* Bump cheroot from 8.6.0 to 9.0.0

Bumps [cheroot](https://github.com/cherrypy/cheroot) from 8.6.0 to 9.0.0.
- [Release notes](https://github.com/cherrypy/cheroot/releases)
- [Changelog](https://github.com/cherrypy/cheroot/blob/main/CHANGES.rst)
- [Commits](https://github.com/cherrypy/cheroot/compare/v8.6.0...v9.0.0)

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

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

* Update cheroot==9.0.0

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: JonnyWong16 <9099342+JonnyWong16@users.noreply.github.com>

[skip ci]

lib/cheroot/test/conftest.py

@@ -4,14 +4,12 @@ Contains fixtures, which are tightly bound to the Cheroot framework
 itself, useless for end-users' app testing.
 """
 
-from __future__ import absolute_import, division, print_function
-__metaclass__ = type  # pylint: disable=invalid-name
-
 import threading
 import time
 
 import pytest
 
+from .._compat import IS_MACOS, IS_WINDOWS  # noqa: WPS436
 from ..server import Gateway, HTTPServer
 from ..testing import (  # noqa: F401  # pylint: disable=unused-import
     native_server, wsgi_server,
@@ -19,6 +17,20 @@ from ..testing import (  # noqa: F401  # pylint: disable=unused-import
 from ..testing import get_server_client
 
 
+@pytest.fixture
+def http_request_timeout():
+    """Return a common HTTP request timeout for tests with queries."""
+    computed_timeout = 0.1
+
+    if IS_MACOS:
+        computed_timeout *= 2
+
+    if IS_WINDOWS:
+        computed_timeout *= 10
+
+    return computed_timeout
+
+
 @pytest.fixture
 # pylint: disable=redefined-outer-name
 def wsgi_server_client(wsgi_server):  # noqa: F811