tst_qfiledialog was disabled because it crashed. It does not any more.
Task-number: QTBUG-87671
Task-number: QTBUG-101194
Pick-to: 6.2 6.3
Change-Id: Icfda2cd01677f3a076b74429fcf66a1de79d2aa9
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Assam Boudjelthia <assam.boudjelthia@qt.io>