Revisions 296, 297

Released to 14/edge
OCI images:

• {'resource_name': 'postgresql-image', 'revision': 160}

What's Changed

• [DPE-4479][DPE-4625] Make backups behavior correspond to specification by @lucasgameiroborges in #542
• Resetting docs to fix sync_docs workflow by @a-velasco in #550
• Lock file maintenance Python dependencies by @renovate in #548
• [discourse-gatekeeper] Migrate charm docs by @github-actions in #551
• [DPE-4821] Update postgresql lib by @marceloneppel in #546

Full Changelog: rev295...rev297