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/test_core.py

@@ -1,16 +1,10 @@
 """Tests for managing HTTP issues (malformed requests, etc)."""
-# -*- coding: utf-8 -*-
-# vim: set fileencoding=utf-8 :
-
-from __future__ import absolute_import, division, print_function
-__metaclass__ = type
 
 import errno
 import socket
+import urllib.parse  # noqa: WPS301
 
 import pytest
-import six
-from six.moves import urllib
 
 from cheroot.test import helper
 
@@ -54,8 +48,6 @@ class HelloController(helper.Controller):
         WSGI 1.0 is a mess around unicode. Create endpoints
         that match the PATH_INFO that it produces.
         """
-        if six.PY2:
-            return string
         return string.encode('utf-8').decode('latin-1')
 
     handlers = {
@@ -63,7 +55,13 @@ class HelloController(helper.Controller):
         '/no_body': hello,
         '/body_required': body_required,
         '/query_string': query_string,
+        # FIXME: Unignore the pylint rules in pylint >= 2.15.4.
+        # Refs:
+        # * https://github.com/PyCQA/pylint/issues/6592
+        # * https://github.com/PyCQA/pylint/pull/7395
+        # pylint: disable-next=too-many-function-args
         _munge('/привіт'): hello,
+        # pylint: disable-next=too-many-function-args
         _munge('/Юххууу'): hello,
         '/\xa0Ðblah key 0 900 4 data': hello,
         '/*': asterisk,
@@ -151,7 +149,6 @@ def test_parse_acceptable_uri(test_client, uri):
     assert actual_status == HTTP_OK
 
 
-@pytest.mark.xfail(six.PY2, reason='Fails on Python 2')
 def test_parse_uri_unsafe_uri(test_client):
     """Test that malicious URI does not allow HTTP injection.
 
@@ -263,6 +260,8 @@ def test_no_content_length(test_client):
     assert actual_status == HTTP_OK
     assert actual_resp_body == b'Hello world!'
 
+    c.close()  # deal with the resource warning
+
 
 def test_content_length_required(test_client):
     """Test POST query with body failing because of missing Content-Length."""
@@ -278,6 +277,8 @@ def test_content_length_required(test_client):
     actual_status = response.status
     assert actual_status == HTTP_LENGTH_REQUIRED
 
+    c.close()  # deal with the resource warning
+
 
 @pytest.mark.xfail(
     reason='https://github.com/cherrypy/cheroot/issues/106',
@@ -350,6 +351,8 @@ def test_malformed_http_method(test_client):
     actual_resp_body = response.read(21)
     assert actual_resp_body == b'Malformed method name'
 
+    c.close()  # deal with the resource warning
+
 
 def test_malformed_header(test_client):
     """Check that broken HTTP header results in Bad Request."""
@@ -366,6 +369,8 @@ def test_malformed_header(test_client):
     actual_resp_body = response.read(20)
     assert actual_resp_body == b'Illegal header line.'
 
+    c.close()  # deal with the resource warning
+
 
 def test_request_line_split_issue_1220(test_client):
     """Check that HTTP request line of exactly 256 chars length is OK."""