Change flake8 pipeline's python image

Currently, the flake8 pipeline uses python3.8 image. This old image limits the supported versions of PySide6, so we need to update the image to a more recent one so that we can request more recent PySide6 versions.

requested review from @ldam

assigned to @kienle

added 1 commit

• 6fc92a9c - Revert PySide version requirement

Compare with previous version

changed milestone to %2025.1.1.0

approved this merge request

mentioned in commit 586fe448

merged