API: Consider auxiliary inputs when collecting transformer data
API: Consider auxiliary inputs when collecting transformer data

All auxiliary inputs are guaranteed to be present when a rule's commands
run, so they must be added to TransformerData::inputs.

Change-Id: I4c58f567ab603868aae180d931225edf7f9dcbf9
Reviewed-by: Oswald Buddenhagen <6a8868beda3e139b5ac22b2534a23d3e6ba81819@qt.io>
Reviewed-by: Joerg Bornemann <47777b9406dbddd02a3fdca8341789a013805a11@qt.io>

qtproject/qt-labs-qbs,qtproject/qt-labs-qbs,qt-labs/qbs,qtproject/qt-labs-qbs,qt-labs/qbs,qtproject/qt-labs-qbs,qt-labs/qbs,qtproject/qt-labs-qbs,qt-labs/qbs,qtproject/qt-labs-qbs,qtproject/qt-labs-qbs,qt-labs/qbs,qt-labs/qbs,qt-labs/qbs