Add Translatable interface to MusicInstrument (#9538)

patches/api/0211-Add-methods-to-get-translation-keys.patch

@@ -184,6 +184,31 @@ index 7705fece7f58bd66f7d68da85f8f34e43b4bae12..6a89eab53f21bc4420e616cc299864fb
      public String getTranslationKey() {
          if (this.isItem()) {
              return Bukkit.getUnsafe().getItemTranslationKey(this);
+diff --git a/src/main/java/org/bukkit/MusicInstrument.java b/src/main/java/org/bukkit/MusicInstrument.java
+index 614dc9f2ff5aa69659947c3fcedef98f9c9bab98..be5b47659d780ab5f97634fc44faa24456b6ebf0 100644
+--- a/src/main/java/org/bukkit/MusicInstrument.java
++++ b/src/main/java/org/bukkit/MusicInstrument.java
+@@ -8,7 +8,7 @@ import java.util.Map;
+ import org.jetbrains.annotations.NotNull;
+ import org.jetbrains.annotations.Nullable;
+ 
+-public final class MusicInstrument implements Keyed {
++public final class MusicInstrument implements Keyed, net.kyori.adventure.translation.Translatable { // Paper - translation keys
+ 
+     private static final Map<NamespacedKey, MusicInstrument> INSTRUMENTS = new HashMap<>();
+     //
+@@ -63,4 +63,11 @@ public final class MusicInstrument implements Keyed {
+ 
+         return new MusicInstrument(NamespacedKey.minecraft(name));
+     }
++
++    // Paper start - translation key
++    @Override
++    public @NotNull String translationKey() {
++        return "instrument.minecraft." + this.key.value();
++    }
++    // Paper end - translation key
+ }
 diff --git a/src/main/java/org/bukkit/Translatable.java b/src/main/java/org/bukkit/Translatable.java
 index e3faa2c675c85a9cbdbbb1debec0ff81c58a1bbd..fd1629c2d2028a88fb3d56b0aeb833d17235080a 100644
 --- a/src/main/java/org/bukkit/Translatable.java