Replace ia-r20 with ia-r21

The change handled in ia-r21 was actually part of 1.21.0. Since it is no longer possible to build 1.21.0 via BuildTools (???), ia-r20 compiles against 1.21.1 instead

Author: NichtStudioCode

inventoryaccess/inventory-access-r20/pom.xml

@@ -15,7 +15,7 @@
     <properties>
         <maven.compiler.source>21</maven.compiler.source>
         <maven.compiler.target>21</maven.compiler.target>
-        <minecraft.version>1.21</minecraft.version>
+        <minecraft.version>1.21.1</minecraft.version>
         <spigot.version>${minecraft.version}-R0.1-SNAPSHOT</spigot.version>
     </properties>
 

inventoryaccess/inventory-access-r20/src/main/java/xyz/xenondevs/inventoryaccess/r20/AnvilInventoryImpl.java

@@ -17,8 +17,8 @@
 import org.bukkit.craftbukkit.v1_21_R1.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_21_R1.event.CraftEventFactory;
 import org.bukkit.craftbukkit.v1_21_R1.inventory.CraftInventoryAnvil;
-import org.bukkit.craftbukkit.v1_21_R1.inventory.CraftInventoryView;
 import org.bukkit.craftbukkit.v1_21_R1.inventory.CraftItemStack;
+import org.bukkit.craftbukkit.v1_21_R1.inventory.view.CraftAnvilView;
 import org.bukkit.event.inventory.PrepareAnvilEvent;
 import org.bukkit.inventory.Inventory;
 import org.jetbrains.annotations.NotNull;
@@ -31,7 +31,7 @@
 class AnvilInventoryImpl extends AnvilMenu implements AnvilInventory {
 
     private final List<Consumer<String>> renameHandlers;
-    private final CraftInventoryView view;
+    private final CraftAnvilView view;
     private final ServerPlayer player;
 
     private String text;
@@ -49,9 +49,8 @@ public AnvilInventoryImpl(ServerPlayer player, Component title, List<Consumer<St
         this.renameHandlers = renameHandlers;
         this.player = player;
 
-        CraftInventoryAnvil inventory = new CraftInventoryAnvil(access.getLocation(),
-            inputSlots, resultSlots, this);
-        this.view = new CraftInventoryView(player.getBukkitEntity(), inventory, this);
+        CraftInventoryAnvil inventory = new CraftInventoryAnvil(access.getLocation(), inputSlots, resultSlots);
+        this.view = new CraftAnvilView(player.getBukkitEntity(), inventory, this);
     }
 
     public void open() {
@@ -118,7 +117,7 @@ public boolean isOpen() {
     // --- AnvilMenu ---
 
     @Override
-    public CraftInventoryView getBukkitView() {
+    public CraftAnvilView getBukkitView() {
         return view;
     }