Revisions 468, 469

Released to 14/edge
OCI images:

• {'resource_name': 'postgresql-image', 'revision': 164}

What's Changed

• [DPE-5311] Enable DCS failsafe mode by @dragomirp in #677
• Update data-platform-workflows to v23.1.0 by @renovate in #789
• Run juju 3.6 nightly tests against 3.6/stable by @shayancanonical in #791
• [MISC] Clean-up duplicated Patroni config reloads by @sinclert-canonical in #786

Full Changelog: rev467...rev469