Fix Reason = Player for Experience Orb drop

Spigot-Server-Patches/ExperienceOrbs-API-for-Reason-Source-Triggering-play.patch

@@ -129,7 +129,7 @@ index 6ac89d1e3..177d8582f 100644
                      // CraftBukkit end
                      Item item = itemstack.getItem();
 diff --git a/src/main/java/net/minecraft/server/EntityLiving.java b/src/main/java/net/minecraft/server/EntityLiving.java
-index 9e864864d..91e8c1d75 100644
+index 9e864864d..38c043375 100644
 --- a/src/main/java/net/minecraft/server/EntityLiving.java
 +++ b/src/main/java/net/minecraft/server/EntityLiving.java
 @@ -0,0 +0,0 @@ public abstract class EntityLiving extends Entity {
@@ -138,7 +138,7 @@ index 9e864864d..91e8c1d75 100644
                  i -= j;
 -                this.world.addEntity(new EntityExperienceOrb(this.world, this.locX, this.locY, this.locZ, j));
 +                EntityLiving attacker = killer != null ? killer : lastDamager; // Paper
-+                this.world.addEntity(new EntityExperienceOrb(this.world, this.locX, this.locY, this.locZ, j, this instanceof Player ? org.bukkit.entity.ExperienceOrb.SpawnReason.PLAYER_DEATH : org.bukkit.entity.ExperienceOrb.SpawnReason.ENTITY_DEATH, attacker, this)); // Paper
++                this.world.addEntity(new EntityExperienceOrb(this.world, this.locX, this.locY, this.locZ, j, this instanceof EntityPlayer ? org.bukkit.entity.ExperienceOrb.SpawnReason.PLAYER_DEATH : org.bukkit.entity.ExperienceOrb.SpawnReason.ENTITY_DEATH, attacker, this)); // Paper
              }
              this.expToDrop = 0;
              // CraftBukkit end