setup.py: Upgrade pylint & astroid to latest version
setup.py: Upgrade pylint & astroid to latest version

pylint: 2.12.2 -> 2.14.3
astroid: 2.9.3 -> 2.11.6

This fixes "no-member" false positives introduced in astroid [cf6528c]
(2.5.8) and fixed in astroid [7471086] (2.10.0).

[cf6528c]: https://github.com/PyCQA/astroid/commit/cf6528c
[7471086]: https://github.com/PyCQA/astroid/commit/7471086

stb-tester/stb-tester,stb-tester/stb-tester,stb-tester/stb-tester,stb-tester/stb-tester