Put the [qt.tools] in correct place

With split repos make sure the [qt.tools] ends up in correct repository.
It should not be part of other repositories.
qt.tools and qt.readme belong to same "generic" repository.

Change-Id: Id2f216f2efcf94a44640529afc5cf11057a0c8eb
Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>