[BUGFIX] Use correct TCA for l10n_parent of tx_news_domain_model_file

Resolves: #61285
Change-Id: I298f041f95e2d7e5e397ffe29d6cf33d59234809
Reviewed-on: http://review.typo3.org/33282
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>