Widgets: Remove wrong Czech Superuser translation

These should be in the Superuser repository, not here.

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I26a28bb072e1f3fe3a91d2ad1babb8877629e281
Merge remote tracking branch 'koush/master' into jb-4.2

Signed-off-by: travp624 <travp624@gmail.com>