<commit_before><commit_msg>Add missing test file for UTF-16.<commit_after>Commit summary.

This file includes some non-ASCII hractrs in UTF-16.
{'fraction_non_alphanumeric': 0.39351851851851855, 'fraction_numerical': 0.018518518518518517, 'mean_word_length': 8.863636363636363, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 3, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '4358202', 'n_tokens_mistral': 167, 'n_tokens_neox': 164, 'n_words': 15}