fix: Address warnings with QSet::fromList in Qt 5.15#288

mrbean-bremen merged 1 commit intoMeVisLab:masterMeVisLab/pythonqt:masterfrom

jcfr:backport-commontk/fix-qt5.15-qset-fromlist-deprecation-warningsjcfr/MeVisLab-pythonqt:backport-commontk/fix-qt5.15-qset-fromlist-deprecation-warningsCopy head branch name to clipboard