Minecraft wiki entry for Development_versions, associated text: Removed water from the extra-block when placing an amethyst cluster (MCPE-148394)
Reverted fix for coral fan pathing
Tweaked hunger depletion rate to better match Java Edition (MCPE-56031)
Players can now properly lose hunger when sprinting or swimming
Players lose significantly less hunger when jumping
Exhaustion rates can now be tweaked in Behaviour Packs