Because fuck Googles nonsense changes to hide the dislike count from the public for "b-b-b-but dislikes are offensive to smaller creators!!!!!!!!!!!!!!", actually meant to make people think youtube rewind and joe biden (and other bullshit) are popular and liked on youtube,
will make them visible for you again - until disliking videos itself gets removed all together.Not sure for how long this will still work, so go ahead while it still does.