po: Update English (US) resource

[Francois Gouget]

On Mon, 22 Jul 2013, Ken Sharp wrote:

> Logon/Log on as with the British/neutral patch.
>
>  msgid "Can't logon with inter-domain trust account.\n"
> -msgstr "Can't logon with inter-domain trust account.\n"
> +msgstr "Can't log on with inter-domain trust account.\n"
[...]

I think these fixes should really be applied to the source winerror.mc 
file instead. If I remember correctly en_US.po is just a dummy 
translation where msgid and msgstr strings should be identical (there 
might (with maybe one or two exceptions for things like um -> µm).

-- 
Francois Gouget <fgouget at free.fr>              http://fgouget.free.fr/
       Be careful of reading health books, you might die of a misprint.
                                 -- Mark Twain