Add Barrel to LootableBlockInventory (#9687)

patches/api/0040-LootTable-API.patch

@@ -238,6 +238,16 @@ index 0000000000000000000000000000000000000000..fd184f13f5e8ee5cf829fff4f44696e1
 +        cancelled = cancel;
 +    }
 +}
+diff --git a/src/main/java/org/bukkit/block/Barrel.java b/src/main/java/org/bukkit/block/Barrel.java
+index aa1bb7a1a1c94b0b029bb60026efbc7f55584dd7..d3789b2b7dd71d7c1872a0d84698d35a1884101b 100644
+--- a/src/main/java/org/bukkit/block/Barrel.java
++++ b/src/main/java/org/bukkit/block/Barrel.java
+@@ -5,4 +5,4 @@ import org.bukkit.loot.Lootable;
+ /**
+  * Represents a captured state of a Barrel.
+  */
+-public interface Barrel extends Container, Lootable, Lidded { }
++public interface Barrel extends Container, com.destroystokyo.paper.loottable.LootableBlockInventory, Lidded { } // Paper
 diff --git a/src/main/java/org/bukkit/block/Chest.java b/src/main/java/org/bukkit/block/Chest.java
 index b451191312e4fb19f2131c2d0a0c0337953f6c7c..db6affbc78106b2d93b41953b624a0bca0ca1d72 100644
 --- a/src/main/java/org/bukkit/block/Chest.java