Use CraftBukkit's damage API fix instead of our own

... here's hoping theirs works

CraftBukkit-Patches/0025-Revert-Bukkit-Damage-API-Behavior.patch

@@ -1,53 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Zach Brown <1254957+zachbr@users.noreply.github.com>
-Date: Tue, 8 Jul 2014 21:49:42 -0500
-Subject: [PATCH] Revert Bukkit Damage API Behavior
-
-
-diff --git a/src/main/java/net/minecraft/server/EntityLiving.java b/src/main/java/net/minecraft/server/EntityLiving.java
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 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 {
-     // CraftBukkit start
-     protected boolean d(DamageSource damagesource, float f) { // void -> boolean
-         if (!this.isInvulnerable()) {
-+            // PaperSpigot start - moved up from below to bring back old behavior
-+            EntityDamageEvent event = CraftEventFactory.handleLivingEntityDamageEvent(this, damagesource, f, 0, 0, 0, 0, 0, 0);
-+
-+            if (event.isCancelled()) {
-+                return false;
-+            }
-+
-+            f = (float) event.getDamage();
-+            // PaperSpigot end
-+
-             boolean human = this instanceof EntityHuman;
-             float originalDamage = f;
-             float preDamage = f;
-@@ -0,0 +0,0 @@ public abstract class EntityLiving extends Entity {
-             f = Math.max(f - this.getAbsorptionHearts(), 0.0F);
-             float absorptionModifier = Math.max(f1 - f, 0.0F);
- 
--            EntityDamageEvent event = CraftEventFactory.handleLivingEntityDamageEvent(this, damagesource, originalDamage, -hardHatModifier, -blockingModifier, -armorModifier, -resistanceModifier, -magicModifier, -absorptionModifier);
--
--            if (event.isCancelled()) {
--                return false;
-+            // PaperSpigot start - Moved event call up
-+            event.setDamage(DamageModifier.ARMOR, -armorModifier);
-+            if (damagesource == DamageSource.FALLING_BLOCK || damagesource == DamageSource.ANVIL) {
-+                event.setDamage(DamageModifier.HARD_HAT, -hardHatModifier);
-             }
- 
--            f = (float) event.getFinalDamage();
-+            if (human) {
-+                event.setDamage(DamageModifier.BLOCKING, -blockingModifier);
-+            }
-+            event.setDamage(DamageModifier.RESISTANCE, -resistanceModifier);
-+            event.setDamage(DamageModifier.MAGIC, -magicModifier);
-+            event.setDamage(DamageModifier.ABSORPTION, -absorptionModifier);
-+            // PaperSpigot end
- 
-             // Apply damage to helmet
-             if ((damagesource == DamageSource.ANVIL || damagesource == DamageSource.FALLING_BLOCK) && this.getEquipment(4) != null) {
---