The business genius in the other site has apparently decided that the block feature is unnecessary and has announced it'll be removed soon.
So, once again, everyone scooch over a little bit and make room for more people fleeing the stinky dumpster fire that used to be a social network.
Remember they'll probably be a bit traumatised and used to unnecessary confrontation, so do your best to welcome them and show them the nicest possible version of the fediverse.