fix max damage not being checked

nms/v1_20R4/src/main/kotlin/xyz/alexcrea/cuanvil/util/MaxDamageCheckerUtil.kt

@@ -0,0 +1,18 @@
+package xyz.alexcrea.cuanvil.util
+
+import org.bukkit.inventory.meta.Damageable
+
+// I LOVE support of old versions and needing to do modules like that
+// That truly is my favorite activity
+// TODO clean this one of legacy removal branch
+object MaxDamageCheckerUtil {
+
+    /**
+     * @return max damage or int max if not set
+      */
+    fun getMaxDamage(meta: Damageable): Int {
+        if(!meta.hasMaxDamage()) return Integer.MAX_VALUE
+        return meta.maxDamage
+    }
+
+}