Sync up qbs.h with the list of headers that actually get installed
Sync up qbs.h with the list of headers that actually get installed

This doesn't include the libqbsqtprofilesetup or forward declaration headers.

Change-Id: I7bf79c5005c3d93df2aa90b1f3c03c160d13a03d
Reviewed-by: Christian Kandeler <3aa99dcdd3f0cac61fb81c2a11771c0cc2497607@qt.io>

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