Merge topic 'ci-windows-qt-6.9.3'

011d94ec22 ci: Update to Qt 6.9.3 on Windows test jobs
fd18b59154 ci: Remove unused configuration file
960dd6ede3 Tests/CMakeGUI: Explicitly find all needed components

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !11769