bug#19234: Guile-2.0.11 README

[Mark H Weaver]

Hans Aberg <haber...@telia.com> writes:

> The GC URL has changed to [1]; the guile-2.0.11 file README gives an old one.
>
> 1. http://www.hboehm.info/gc/

Already fixed in d2fcbb193b67106d0c0b57cd1e988acf2d30ace7, which will be
in Guile 2.0.12.

    Thanks!
      Mark