Drop Airplane patches

patches/api/0004-Allow-inventory-resizing.patch

@@ -0,0 +1,32 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: William Blake Galbreath <blake.galbreath@gmail.com>
+Date: Tue, 23 Jul 2019 06:50:55 -0500
+Subject: [PATCH] Allow inventory resizing
+
+
+diff --git a/src/main/java/org/bukkit/event/inventory/InventoryType.java b/src/main/java/org/bukkit/event/inventory/InventoryType.java
+index 090d22bd30f7947103771aaaf09a2398970ac337..ca660dde2010098e8c77141d05c2d4d5470adf81 100644
+--- a/src/main/java/org/bukkit/event/inventory/InventoryType.java
++++ b/src/main/java/org/bukkit/event/inventory/InventoryType.java
+@@ -132,7 +132,7 @@ public enum InventoryType {
+     STONECUTTER(2, "Stonecutter")
+     ;
+ 
+-    private final int size;
++    private int size; // Purpur - remove final
+     private final String title;
+     private final boolean isCreatable;
+ 
+@@ -159,6 +159,12 @@ public enum InventoryType {
+         this.defaultTitleComponent = net.kyori.adventure.text.Component.text(defaultTitle); // Paper - Adventure
+     }
+ 
++    // Purpur start
++    public void setDefaultSize(int size) {
++        this.size = size;
++    }
++    // Purpur end
++
+     public int getDefaultSize() {
+         return size;
+     }