Don't show entities from hideEntity API when changing dimension (#13350)

Author: Doc94

paper-server/patches/sources/net/minecraft/server/level/ServerLevel.java.patch

@@ -1217,7 +1217,7 @@
              ServerLevel.this.debugSynchronizers.dropEntity(entity);
 +            // CraftBukkit start
 +            entity.valid = false;
-+            if (!(entity instanceof ServerPlayer)) {
++            if (!(entity instanceof ServerPlayer) && entity.getRemovalReason() != net.minecraft.world.entity.Entity.RemovalReason.CHANGED_DIMENSION) {
 +                for (ServerPlayer player : ServerLevel.this.server.getPlayerList().getPlayers()) { // Paper - call onEntityRemove for all online players
 +                    player.getBukkitEntity().onEntityRemove(entity);
 +                }