Comps change: mozvoikko as firefox conditional for F11

[Bill Nottingham]

Ville-Pekka Vainio (vpivaini at cs.helsinki.fi) said: 
> I'd like to change mozvoikko in the Finnish support group in F11 from
> this:
> 
> <packagereq type="optional">mozvoikko</packagereq>
> 
> to this:
> 
> <packagereq type="conditional" requires="firefox">mozvoikko</packagereq>
> 
> so that the Finnish spell checking extension for Firefox would be
> installed automatically. It's a small package (37K rpm) and all the
> dependencies are on the live cd already. Would this be ok?

Seems reasonable, although if we move to plugin-based installation
of language support packages, it may need renamed. That's in the future,
though.

Bill