v41.8.0-rc.0

✨ Features

• MatrixRTC: Preserve original error as cause when wrapping in scheduler (#5363). Contributed by @fkwp.
• Add mechanism to locally enforce MSC1763 retention rules (#5353). Contributed by @Half-Shot.

🐛 Bug Fixes

• Fall back to local indexeddb backend when worker fails to start (#5361). Contributed by @t3chguy.