Schedule several things for removal in 1.21 (#9041)

patches/api/0150-Add-ItemStackRecipeChoice-Draft-API.patch

@@ -9,10 +9,10 @@ Allows creating recipes that must match isSimilar to full item stack.
 
 diff --git a/src/main/java/com/destroystokyo/paper/inventory/ItemStackRecipeChoice.java b/src/main/java/com/destroystokyo/paper/inventory/ItemStackRecipeChoice.java
 new file mode 100644
-index 0000000000000000000000000000000000000000..43e6576b1d1bb811f9feb22de0024d9c823cb21a
+index 0000000000000000000000000000000000000000..18c96aeef00dc11e5083001adfba4204f0de4e2b
 --- /dev/null
 +++ b/src/main/java/com/destroystokyo/paper/inventory/ItemStackRecipeChoice.java
-@@ -0,0 +1,51 @@
+@@ -0,0 +1,52 @@
 +package com.destroystokyo.paper.inventory;
 +
 +import org.bukkit.inventory.ItemStack;
@@ -20,12 +20,13 @@ index 0000000000000000000000000000000000000000..43e6576b1d1bb811f9feb22de0024d9c
 +
 +import java.util.ArrayList;
 +import java.util.List;
++import org.jetbrains.annotations.ApiStatus;
 +
 +/**
 + * Allows crafting Items that require full matching itemstacks to complete the recipe for custom items
 + * @deprecated Draft API
 + */
-+@Deprecated
++@Deprecated(forRemoval = true) @ApiStatus.ScheduledForRemoval(inVersion = "1.21")
 +public class ItemStackRecipeChoice implements RecipeChoice {
 +
 +    protected final List<ItemStack> choices = new ArrayList<>();