Revisions 119, 120

Released to 8.0/edge

• amd64: revision 119
• arm64: revision 120

What's Changed

• DPE-4366 Audit Plugin by @paulomach in #51
• DPE-5063 Add audit_plugin test | Update server/router by @paulomach in #52
• Install libprotobuf32 from PPA + update percona-xtrabackup version by @shayancanonical in #53
• Switch Jira issue sync from workflow to bot by @carlcsaposs-canonical in #54

Full Changelog: rev110...rev120