Fix broken QML Elements link in template.
Fix broken QML Elements link in template.

The link in the sidebar to the QML elements page was broken after the
renaming of QtDeclarative to QtQml/QtQuick.

Change-Id: I0f9765861f928daaa2861b4aa70b05242bcf0955
Reviewed-by: Jerome Pasion <c10995d24f6b454503389e8d00d837aef038985d@nokia.com>

kobolabs/qtdoc,kobolabs/qtdoc,kobolabs/qtdoc,kobolabs/qtdoc