The QTextFormat::FontFamily enum is deprecated since Qt 6.0, however it
is still used in the code.
To retain backward compatibility with the old data stream formats, we
introduce a new internal QTextFormat::OldFontFamily enum value, which
has exactly the same value as QTextFormat::FontFamily, and use it
instead.
Task-number: QTBUG-104857
Pick-to: 6.4 6.3 6.2
Change-Id: Ibf5258b621c2b0aa507005dfe2c1e80c26ddb0d4
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>