[oe] [meta-xfce][PATCH] libunique: fix installed-vs-shipped qa issue

[Andreas Müller]

> > I think this breaks introspection - why not just pack Unique-1.0.gir?
>
>
> If configure option '--disable-introspection' is set rather than
> '--enable-introspection', no file Unique-1.0.gir is created and
> ${D}${datadir} is empty.
> Option '--ignore-fail-on-non-empty' of rmdir is to make sure not affect
> introspection.
>
Ok - thanks.

Andreas