Expose EntityType#getTranslationKey

patches/api/Add-a-way-to-get-translation-keys-for-blocks-entitie.patch

@@ -99,7 +99,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +     * @return the translation key
 +     */
 +    @Nullable
-+    String getTranslationKey() {
++    public String getTranslationKey() {
 +        return org.bukkit.Bukkit.getUnsafe().getTranslationKey(this);
 +    }
  }