remove api that was scheduled for removal

patches/api/0326-Fix-NotePlayEvent.patch

@@ -0,0 +1,36 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Kieran Wallbanks <kieran.wallbanks@gmail.com>
+Date: Mon, 21 Jun 2021 12:33:45 +0100
+Subject: [PATCH] Fix NotePlayEvent
+
+
+diff --git a/src/main/java/org/bukkit/event/block/NotePlayEvent.java b/src/main/java/org/bukkit/event/block/NotePlayEvent.java
+index a3887067d1b65fb100ac1407a43c455f5d215510..ea7cb75ba3ecbe40e0390fd5568db77de56c4f16 100644
+--- a/src/main/java/org/bukkit/event/block/NotePlayEvent.java
++++ b/src/main/java/org/bukkit/event/block/NotePlayEvent.java
+@@ -56,11 +56,13 @@ public class NotePlayEvent extends BlockEvent implements Cancellable {
+ 
+     /**
+      * Overrides the {@link Instrument} to be used.
++     * <p>
++     * Only works when the note block isn't under a player head.
++     * For this specific case the 'note_block_sound' property of the
++     * player head state takes the priority.
+      *
+      * @param instrument the Instrument. Has no effect if null.
+-     * @deprecated no effect on newer Minecraft versions
+      */
+-    @Deprecated
+     public void setInstrument(@NotNull Instrument instrument) {
+         if (instrument != null) {
+             this.instrument = instrument;
+@@ -71,9 +73,7 @@ public class NotePlayEvent extends BlockEvent implements Cancellable {
+      * Overrides the {@link Note} to be played.
+      *
+      * @param note the Note. Has no effect if null.
+-     * @deprecated no effect on newer Minecraft versions
+      */
+-    @Deprecated
+     public void setNote(@NotNull Note note) {
+         if (note != null) {
+             this.note = note;