Also removes the `info.mobCategoryCounts.mergeInt` call that - at least from what I can tell - has been wrongly counting spawned mobs twice. The runner passed via `info::afterSpawn` already counts up that exact number in the same exact places (where `j`, the return value used here, is incremented)

Mostly an aesthetic change for serialization, should not have any impact on performance or correctness.

* remove leftover timings calls

* remove unused imports

#11524)

When enabled, ender pearls will not load chunks and will save to the world instead of the player.

Also changes the exploit config to be default false, as it only makes sense when legacy behavior is enabled.

…tyTypeToMaterial