Update cs-CZ.xml

No, I didn't change encoding. I don't know why this is labaled as changed.

2014-09-09 9:27 GMT+02:00 XhmikosR <notifications@github.com>:

> In src/Languages/cs-CZ.xml:
>
> > @@ -1,4 +1,4 @@
> > -﻿<?xml version="1.0" encoding="utf-8"?>
> > +<?xml version="1.0" encoding="utf-8"?>
>
> Why this change? Did you change the encoding?
>
> —
> Reply to this email directly or view it on GitHub
> <https://github.com/SubtitleEdit/subtitleedit/pull/239/files#r17285652>.
>