Qca: fix cypto.prf on MacOs
Qca: fix cypto.prf on MacOs

Summary: Fixed crypto.prf for frameworks build with qt5

Reviewers: iromanov, sitter, rjvbb

Reviewed By: sitter, rjvbb

Differential Revision: https://phabricator.kde.org/D11480

KDE/qca,KDE/qca,KDE/qca,KDE/qca