Updated Upstream (Bukkit/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

Bukkit Changes:
d38ac1be Update compiler
2844ce20 Add CookTimeTotal API to Furnace

CraftBukkit Changes:
13f71402 Update compiler
61c762f4 Add CookTimeTotal API to Furnace

Spigot-API-Patches/Implement-furnace-cook-speed-multiplier-API.patch

@@ -6,12 +6,12 @@ Subject: [PATCH] Implement furnace cook speed multiplier API
 Signed-off-by: Tassu <git@tassu.me>
 
 diff --git a/src/main/java/org/bukkit/block/Furnace.java b/src/main/java/org/bukkit/block/Furnace.java
-index b41e8ffd..e797b060 100644
+index fb82104ba..3df8dc6d4 100644
 --- a/src/main/java/org/bukkit/block/Furnace.java
 +++ b/src/main/java/org/bukkit/block/Furnace.java
 @@ -0,0 +0,0 @@ public interface Furnace extends Container, Nameable {
       */
-     public void setCookTime(short cookTime);
+     public void setCookTimeTotal(int cookTimeTotal);
  
 +    // Paper start
 +    /**