/usr/ is in php-text-captcha 0.4.3-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/php/
/usr/share/php/Text/
/usr/share/php/Text/CAPTCHA/
/usr/share/php/Text/CAPTCHA/Driver/
/usr/share/php/Text/CAPTCHA/Driver/Image.php
/usr/share/php/Text/CAPTCHA/Driver/Numeral.php
/usr/share/php/Text/CAPTCHA/Driver/Word.php
/usr/share/php/Text/CAPTCHA/Driver/Figlet.php
/usr/share/php/Text/CAPTCHA/Driver/Equation.php
/usr/share/php/Text/CAPTCHA.php
/usr/share/php/.registry/
/usr/share/php/.registry/text_captcha.reg
/usr/share/doc/
/usr/share/doc/php-text-captcha/
/usr/share/doc/php-text-captcha/package.xml.gz
/usr/share/doc/php-text-captcha/Text_CAPTCHA/
/usr/share/doc/php-text-captcha/Text_CAPTCHA/examples/
/usr/share/doc/php-text-captcha/Text_CAPTCHA/examples/CAPTCHA_Word_test.php
/usr/share/doc/php-text-captcha/Text_CAPTCHA/examples/CAPTCHA_Equation_test.php
/usr/share/doc/php-text-captcha/Text_CAPTCHA/examples/CAPTCHA_test.php
/usr/share/doc/php-text-captcha/Text_CAPTCHA/examples/CAPTCHA_Numeral_test.php
/usr/share/doc/php-text-captcha/Text_CAPTCHA/examples/CAPTCHA_Figlet_test.php
/usr/share/doc/php-text-captcha/Text_CAPTCHA/examples/CAPTCHA_test_measure.php
/usr/share/doc/php-text-captcha/Text_CAPTCHA/examples/CAPTCHA_test_phraseoptions.php
/usr/share/doc/php-text-captcha/changelog.gz
/usr/share/doc/php-text-captcha/copyright
/usr/share/doc/php-text-captcha/changelog.Debian.gz