#1137318 ros-joint-state-publisher-gui: Update to v2.4.2+ and switch to qt6

#1137318#5
Date:
2026-05-22 10:36:45 UTC
From:
To:
Upstream claims to have support for Qt6 with 2.4.2. Please import a
version with Qt6 support and let the package depend on a Qt6 Python binding.