QVariant::toUInt() cannot convert from those two, so we always ended up
with 0, producing lots of duplicated test rows.
Pick-to: 6.7
Fixes: QTBUG-124349
Change-Id: Ie28eadac333c4bcd8c08fffd17c5a3e39a2cc3f6
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>