Suppress warnings

Author: Burbulinis

src/main/java/org/skriptlang/skript/bukkit/spawners/util/SpawnerUtils.java

@@ -16,6 +16,7 @@
 /**
  * Utility class for spawners.
  */
+@SuppressWarnings("UnstableApiUsage")
 public class SpawnerUtils {
 
 	public static boolean IS_RUNNING_1_21 = Skript.isRunningMinecraft(1, 21);