/usr/share/pacemaker/ is in pacemaker-common 1.1.14-2ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pacemaker/acls-1.2.rng
/usr/share/pacemaker/acls-2.0.rng
/usr/share/pacemaker/cib-1.0.rng
/usr/share/pacemaker/cib-1.2.rng
/usr/share/pacemaker/constraints-1.0.rng
/usr/share/pacemaker/constraints-1.2.rng
/usr/share/pacemaker/constraints-2.1.rng
/usr/share/pacemaker/constraints-2.2.rng
/usr/share/pacemaker/constraints-2.3.rng
/usr/share/pacemaker/constraints-next.rng
/usr/share/pacemaker/crm-transitional.dtd
/usr/share/pacemaker/crm.dtd
/usr/share/pacemaker/crm_mon.rng
/usr/share/pacemaker/fencing-1.2.rng
/usr/share/pacemaker/fencing-2.4.rng
/usr/share/pacemaker/nodes-1.0.rng
/usr/share/pacemaker/nodes-1.2.rng
/usr/share/pacemaker/nodes-1.3.rng
/usr/share/pacemaker/nvset-1.3.rng
/usr/share/pacemaker/nvset.rng
/usr/share/pacemaker/options-1.0.rng
/usr/share/pacemaker/pacemaker-1.0.rng
/usr/share/pacemaker/pacemaker-1.2.rng
/usr/share/pacemaker/pacemaker-1.3.rng
/usr/share/pacemaker/pacemaker-2.0.rng
/usr/share/pacemaker/pacemaker-2.1.rng
/usr/share/pacemaker/pacemaker-2.2.rng
/usr/share/pacemaker/pacemaker-2.3.rng
/usr/share/pacemaker/pacemaker-2.4.rng
/usr/share/pacemaker/pacemaker-next.rng
/usr/share/pacemaker/pacemaker.rng
/usr/share/pacemaker/report.collector
/usr/share/pacemaker/report.common
/usr/share/pacemaker/resources-1.0.rng
/usr/share/pacemaker/resources-1.2.rng
/usr/share/pacemaker/resources-1.3.rng
/usr/share/pacemaker/rule.rng
/usr/share/pacemaker/score.rng
/usr/share/pacemaker/status-1.0.rng
/usr/share/pacemaker/tags-1.3.rng
/usr/share/pacemaker/upgrade-1.3.xsl
/usr/share/pacemaker/upgrade06.xsl
/usr/share/pacemaker/versions.rng