[Comitted] Currency symbol should not preceed amount for ca_ES [BZ #23791]

[Florian Weimer]

* Mike FABIAN:

> Currency symbol should not preceed amount for [BZ #23791]
>
> CLDR also has the currency symbol after the amount for Catalan.
>
> Also set grouping in LC_NUMERIC to 3;3.

If you backport this, please fix the first line of the commit message to
include the locale name.  Thanks.

Florian