Gracefully handle invalid paths csv regex in conf/args

[Pierre-Sassoulas]

Type of Changes

	Type
✓	:bug: Bug fix

Description

Fix 'ignore-paths' from #9680, in particular, but other using this function too.

Closes #9680

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 95.84%. Comparing base (9f8dcbd) to head (e852a9a).

Additional details and impacted files

[](https://app.codecov.io/gh/pylint-dev/pylint/pull/9712?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pylint-dev) ```diff @@ Coverage Diff @@ ## main #9712 +/- ## ======================================= Coverage 95.84% 95.84% ======================================= Files 174 174 Lines 18865 18865 ======================================= Hits 18082 18082 Misses 783 783 ``` | [Files](https://app.codecov.io/gh/pylint-dev/pylint/pull/9712?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pylint-dev) | Coverage Δ | | |---|---|---| | [pylint/config/argument.py](https://app.codecov.io/gh/pylint-dev/pylint/pull/9712?src=pr&el=tree&filepath=pylint%2Fconfig%2Fargument.py&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pylint-dev#diff-cHlsaW50L2NvbmZpZy9hcmd1bWVudC5weQ==) | `100.00% <ø> (ø)` | |

[github-actions[bot]]

🤖 According to the primer, this change has no effect on the checked open source code. 🤖🎉

This comment was generated for commit e852a9ae6c05f0020b636c7bf8a7f48c118ec8ce