invalid-name false positive on assignment to class attribute tearDown

[oprypin]

Bug description

"""hi"""
import unittest

class BaseCase(unittest.TestCase):
    """hi"""
    def tearDown(self):
        pass

class SubCase(unittest.TestCase):
    """hi"""
    tearDown = BaseCase.tearDown  # [invalid-name] - false positive!

Configuration

[BASIC]
# https://github.com/google/styleguide/blob/1ae7350b45445b3a3a289c5fe756ab7c80014fe5/pylintrc#L191
class-attribute-rgx=^(_?[A-Z][A-Z0-9_]*|__[a-z0-9_]+__|_?[a-z][a-z0-9_]*)$

Command used

/tmp/pylint/venv/bin/pylint test.py

Pylint output

************* Module test
test.py:11:4: C0103: Class attribute name "tearDown" doesn't conform to '^(_?[A-Z][A-Z0-9_]*|__[a-z0-9_]+__|_?[a-z][a-z0-9_]*)$' pattern (invalid-name)

------------------------------------------------------------------
Your code has been rated at 8.33/10 (previous run: 8.33/10, +0.00)

Expected behavior

--------------------------------------------------------------------
Your code has been rated at 10.00/10 (previous run: 10.00/10, +0.00)

In the past, pylint had this behavior - it did not complain about invalid-name here.

a4aff97 is the first bad commit

Pylint version

pylint 3.3.0-dev0
astroid 3.2.2
Python 3.11.8 (main, May 26 2024, 00:40:16) [GCC 13.2.0]

OS / Environment

No response

Additional dependencies

No response

[jacobtylerwalls]

Thanks for the bisect!