/usr/share/doc/ is in libpcscada3-dev 0.7.2-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/libpcscada3-dev/
/usr/share/doc/libpcscada3-dev/examples/
/usr/share/doc/libpcscada3-dev/examples/thin/
/usr/share/doc/libpcscada3-dev/examples/thin/thin_example.adb
/usr/share/doc/libpcscada3-dev/examples/cardd/
/usr/share/doc/libpcscada3-dev/examples/cardd/cardd.adb
/usr/share/doc/libpcscada3-dev/examples/cardd/reader_observer.adb
/usr/share/doc/libpcscada3-dev/examples/cardd/reader_observer.ads
/usr/share/doc/libpcscada3-dev/examples/sample/
/usr/share/doc/libpcscada3-dev/examples/sample/sample.adb
/usr/share/doc/libpcscada3-dev/examples/ifd/
/usr/share/doc/libpcscada3-dev/examples/ifd/ifd.ads
/usr/share/doc/libpcscada3-dev/examples/ifd/ifd.adb
/usr/share/doc/libpcscada3-dev/examples/ifd/ifd.gpr
/usr/share/doc/libpcscada3-dev/examples/pinverify/
/usr/share/doc/libpcscada3-dev/examples/pinverify/pinpad.adb
/usr/share/doc/libpcscada3-dev/copyright
/usr/share/doc/libpcscada3-dev/index.html
/usr/share/doc/libpcscada3-dev/asciidoc.css
/usr/share/doc/libpcscada3-dev/README.html
/usr/share/doc/libpcscada3-dev/changelog.Debian.gz