[ci skip] Cleanup events (#10202)

patches/api/PreSpawnerSpawnEvent.patch

@@ -18,30 +18,30 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 @@ -0,0 +0,0 @@
 +package com.destroystokyo.paper.event.entity;
 +
-+
-+import com.google.common.base.Preconditions;
 +import org.bukkit.Location;
 +import org.bukkit.entity.EntityType;
 +import org.bukkit.event.entity.CreatureSpawnEvent;
++import org.jetbrains.annotations.ApiStatus;
 +import org.jetbrains.annotations.NotNull;
 +
 +/**
 + * Called before an entity is spawned into a world by a spawner.
-+ *
++ * <p>
 + * This only includes the spawner's location and not the full BlockState snapshot for performance reasons.
 + * If you really need it you have to get the spawner yourself.
 + */
-+
 +public class PreSpawnerSpawnEvent extends PreCreatureSpawnEvent {
++
 +    @NotNull private final Location spawnerLocation;
 +
++    @ApiStatus.Internal
 +    public PreSpawnerSpawnEvent(@NotNull Location location, @NotNull EntityType type, @NotNull Location spawnerLocation) {
 +        super(location, type, CreatureSpawnEvent.SpawnReason.SPAWNER);
-+        this.spawnerLocation = Preconditions.checkNotNull(spawnerLocation, "Spawner location may not be null");
++        this.spawnerLocation = spawnerLocation;
 +    }
 +
 +    @NotNull
 +    public Location getSpawnerLocation() {
-+        return spawnerLocation;
++        return this.spawnerLocation;
 +    }
 +}