Security update for python-nltk

This update for python-nltk fixes the following issues:

- CVE-2025-14009: Fixed Secure ZIP extraction (boo#1258436)

Fixed bugs
bnc#1258436
VUL-0: CVE-2025-14009: python-nltk: `_unzip_iter` function in `nltk/downloader.py` uses `zipfile.extractall()` without performing path validation or security checks
Selected Binaries
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