Updated Upstream (CraftBukkit)

Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

CraftBukkit Changes:
8073dbec SPIGOT-5474: Just ignore bugged fireball data

Spigot-Server-Patches/0415-Add-CraftMagicNumbers.isSupportedApiVersion.patch

@@ -0,0 +1,25 @@
+From 009a60a50466d5a0e18d54a5410a9a222e392d0b Mon Sep 17 00:00:00 2001
+From: BlackHole <black-hole@live.com>
+Date: Sun, 15 Dec 2019 19:12:39 +0100
+Subject: [PATCH] Add CraftMagicNumbers.isSupportedApiVersion()
+
+
+diff --git a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
+index 40f7b433a..ab3ebc79e 100644
+--- a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
++++ b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
+@@ -298,6 +298,11 @@ public final class CraftMagicNumbers implements UnsafeValues {
+     public com.destroystokyo.paper.util.VersionFetcher getVersionFetcher() {
+         return new com.destroystokyo.paper.PaperVersionFetcher();
+     }
++
++    @Override
++    public boolean isSupportedApiVersion(String apiVersion) {
++        return apiVersion != null && SUPPORTED_API.contains(apiVersion);
++    }
+     // Paper end
+ 
+     /**
+-- 
+2.24.1
+