[tex-live] updmap.cfg (and fmtutil.cnf)

[Fabrice Popineau]

> Note that I have no intention whatsoever of going back to shipping the
> tcx files in the web2c source tarballs.  But arguably these should be
> moved into texmf-dist/web2c (which currently doesn't exist at all).

The intention behind texmf-dist/ is that it will hopefully remain
distribution independent. The reason why there is nothing web2c related
there.

Fabrice