Remove call to toLatin1(), fixing:
enderers/opengl/jobs/renderviewjobutils.cpp: In member function 'void Qt3DRender::Render::UniformBlockValueBuilder::buildActiveUniformNameValueMapHelper(Qt3DRender::Render::ShaderData*, const QString&, const QString&, const QVariant&)':
renderers/opengl/jobs/renderviewjobutils.cpp:516:126: warning: 'QString::QString(const QByteArray&)' is deprecated: Use fromUtf8, QStringLiteral, or QLatin1String [-Wdeprecated-declarations]

Change-Id: I71afa2b29e7af6cb3acad008822b369acc66bed3
Reviewed-by: Paul Lemire <paul.lemire@kdab.com>