deps: fixate linters version

See [1] regarding allowed versions. Version lock is based on latest
version available for Python 3.6.

1. https://peps.python.org/pep-0440/#compatible-release

Author: DifferentialOrange

requirements-test.txt

@@ -1,6 +1,6 @@
 git+https://github.com/baztian/dbapi-compliance.git@ea7cb1b4#egg=dbapi-compliance
 pyyaml==6.0
 importlib-metadata >= 1.0 ; python_version < '3.8'
-pylint
-flake8
-codespell
+pylint ~= 3.0.0a4
+flake8 ~= 5.0.4
+codespell ~= 2.2