/usr/share/perl5/Template/Plugin/GD/ is in libtemplate-plugin-gd-perl 2.66-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/Template/Plugin/GD/Constants.pm
/usr/share/perl5/Template/Plugin/GD/Graph/
/usr/share/perl5/Template/Plugin/GD/Graph/area.pm
/usr/share/perl5/Template/Plugin/GD/Graph/bars.pm
/usr/share/perl5/Template/Plugin/GD/Graph/bars3d.pm
/usr/share/perl5/Template/Plugin/GD/Graph/lines.pm
/usr/share/perl5/Template/Plugin/GD/Graph/lines3d.pm
/usr/share/perl5/Template/Plugin/GD/Graph/linespoints.pm
/usr/share/perl5/Template/Plugin/GD/Graph/mixed.pm
/usr/share/perl5/Template/Plugin/GD/Graph/pie.pm
/usr/share/perl5/Template/Plugin/GD/Graph/pie3d.pm
/usr/share/perl5/Template/Plugin/GD/Graph/points.pm
/usr/share/perl5/Template/Plugin/GD/Image.pm
/usr/share/perl5/Template/Plugin/GD/Polygon.pm
/usr/share/perl5/Template/Plugin/GD/Text/
/usr/share/perl5/Template/Plugin/GD/Text.pm
/usr/share/perl5/Template/Plugin/GD/Text/Align.pm
/usr/share/perl5/Template/Plugin/GD/Text/Wrap.pm