/usr/share/perl5/ is in libfont-afm-perl 1.20-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/Font/
/usr/share/perl5/Font/AFM.pm
/usr/share/perl5/Font/Metrics/
/usr/share/perl5/Font/Metrics/CourierBold.pm
/usr/share/perl5/Font/Metrics/CourierOblique.pm
/usr/share/perl5/Font/Metrics/TimesBold.pm
/usr/share/perl5/Font/Metrics/CourierBoldOblique.pm
/usr/share/perl5/Font/Metrics/TimesRoman.pm
/usr/share/perl5/Font/Metrics/HelveticaOblique.pm
/usr/share/perl5/Font/Metrics/Courier.pm
/usr/share/perl5/Font/Metrics/HelveticaBoldOblique.pm
/usr/share/perl5/Font/Metrics/Helvetica.pm
/usr/share/perl5/Font/Metrics/TimesBoldItalic.pm
/usr/share/perl5/Font/Metrics/HelveticaBold.pm
/usr/share/perl5/Font/Metrics/TimesItalic.pm