Ensure FileAttributeSetTable is filled ordered so we get the same qch file each time
This is part of making all of Qt reproducible
Change-Id: I1a4120cab6844887fb4b48edb238b8f1b55f0eb9 Reviewed-by: Kai Koehne kai.koehne@qt.io Reviewed-by: Friedemann Kleint Friedemann.Kleint@qt.io (cherry picked from commit 45dc9fa0)