[bug#28453] [PATCH 5/5] gnu: openttd-opengfx: Change installation directory.

[Arun Isaac]

> LGTM. Also, could you please clean up after my earlier mistake and
> disable parallel building for openttd-opengfx? It wouldn't build
> reliably for me without that change (and I wondered if it gave anyone
> else trouble).

I did build openttd-opengfx a few times (with parallel building), and I
didn't have any issues. Could you check again on your machine?

> Thanks for working on this!

Thanks for reviewing! :-)