backstage release v2.94.0

Added

• (agent-platform) Edit an agent applied from git in commit mode in #2836 by @teemow
• (agent-platform) Offer Edit for an agent applied from git in #2837 by @teemow

Fixed

• (agent-platform) Sessions loads, not empty, while a failed read retries in #2834 by @teemow
• (roadmap) Read every board item per column, not the first 50 in #2840 by @teemow
• (gs) About card and Edit button agree on the auto-upgrade mode in #2841 by @teemow

Full Changelog: https://github.com/giantswarm/backstage/compare/v2.93.1...v2.94.0