Minecraft wiki entry for Development_versions, associated text: MC-171257 – Using a fire charge on invalid place attempts to make fire.
MC-175588 – Zombified baby piglins do not have high pitched idle sounds.
MC-177463 – Crash report "Connection:" field contains unuseful value (Object.toString()).
MC-179851 – Attribute generic.movement_speed does not work in /attribute.
MC-180967 – Advancement description JSON can ignore the first specified color.
MC-181498 – Using a fire charge on top of fire briefly creates another fire on top of it.
MC-181556 – Baby zombified piglins float while riding striders.
MC-181576 – Worlds which are already open in another instance of Minecraft can be selected with arrow keys and tab.
MC-184613 – End stone generates in "Floating Islands" setting.
MC-184644 – Cave buffet generator generates with netherrack, even if using a non-nether biome.
MC-186468 – Although reload failed, the game will also tell you "Disabled data pack [XXX]".
MC-187419 – Hand animation is not played when feeding horses or donkeys with golden carrots.
MC-187550 – /datapack enable shows success message after the command is run rather than after a data pack is enabled.
MC-188352 – Creative mode cow milking/mushroom stewing inconsistent with picking up placed fluids.
MC-188463 – Transparent dropped items render in wrong order when behind entities when graphics setting is set to Fabulous.