/usr/share/perl5/DateTime/TimeZone/Australia/ is in libdatetime-timezone-perl 1:2.09-1+2018i.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/DateTime/TimeZone/Australia/Adelaide.pm
/usr/share/perl5/DateTime/TimeZone/Australia/Brisbane.pm
/usr/share/perl5/DateTime/TimeZone/Australia/Broken_Hill.pm
/usr/share/perl5/DateTime/TimeZone/Australia/Currie.pm
/usr/share/perl5/DateTime/TimeZone/Australia/Darwin.pm
/usr/share/perl5/DateTime/TimeZone/Australia/Eucla.pm
/usr/share/perl5/DateTime/TimeZone/Australia/Hobart.pm
/usr/share/perl5/DateTime/TimeZone/Australia/Lindeman.pm
/usr/share/perl5/DateTime/TimeZone/Australia/Lord_Howe.pm
/usr/share/perl5/DateTime/TimeZone/Australia/Melbourne.pm
/usr/share/perl5/DateTime/TimeZone/Australia/Perth.pm
/usr/share/perl5/DateTime/TimeZone/Australia/Sydney.pm