[Fedora-packaging] Remove requirement to use macros for paths

[Bruno Wolff III]

On Mon, Feb 28, 2011 at 12:13:22 -0800,
  Toshio Kuratomi <a.badger at gmail.com> wrote:
> 
> If people have additional reasons that macroizing all directory paths make
> sense, please let us know (here or as a comment in the ticket).  Then FPC
> can decide whether to relax this rule or update the rule with information
> about why we have it in place.

It matters for multilib stuff as the directory path is different on different
arches.