Bump cheroot from 9.0.0 to 10.0.0 (#2128)

* Bump cheroot from 9.0.0 to 10.0.0

Bumps [cheroot](https://github.com/cherrypy/cheroot) from 9.0.0 to 10.0.0.
- [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/v9.0.0...v10.0.0)

---
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==10.0.0

---------

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/_pytest_plugin.py

@@ -4,11 +4,7 @@ Contains hooks, 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
-
 import pytest
-import six
 
 
 pytest_version = tuple(map(int, pytest.__version__.split('.')))
@@ -45,16 +41,3 @@ def pytest_load_initial_conftests(early_config, parser, args):
         'type=SocketKind.SOCK_STREAM, proto=.:'
         'pytest.PytestUnraisableExceptionWarning:_pytest.unraisableexception',
     ))
-
-    if six.PY2:
-        return
-
-    # NOTE: `ResourceWarning` does not exist under Python 2 and so using
-    # NOTE: it in warning filters results in an `_OptionError` exception
-    # NOTE: being raised.
-    early_config._inicache['filterwarnings'].extend((
-        # FIXME: Try to figure out what causes this and ensure that the socket
-        # FIXME: gets closed.
-        'ignore:unclosed <socket.socket fd=:ResourceWarning',
-        'ignore:unclosed <ssl.SSLSocket fd=:ResourceWarning',
-    ))