Pass the pointer to the current state, not a pointer to a pointer to it.
[ChangeLog][QtCore][QStringConverter] Fixed a bug involving moved
QStringEncoder/QStringDecoder objects accessing invalid state.
Amends 122270d6be.
Done-with: Marc Mutz <marc.mutz@qt.io>
Pick-to: 6.7 6.5
Change-Id: I70d4dc00e3e0db6cad964579662bcf6d185a4c34
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>
Reviewed-by: Mårten Nordheim <marten.nordheim@qt.io>