fix an exception for prevent pet damage from owners if owner is not a player

build.gradle.kts

@@ -42,7 +42,7 @@ dependencies {
 }
 
 group = "org.purpurmc.purpurextras"
-version = "1.28.0"
+version = "1.28.1"
 description = "\"This should be a plugin\" features from Purpur"
 java.sourceCompatibility = JavaVersion.VERSION_17
 java.targetCompatibility = JavaVersion.VERSION_17

src/main/java/org/purpurmc/purpurextras/modules/CancelPetDamageFromOwnerModule.java

@@ -31,7 +31,7 @@ public class CancelPetDamageFromOwnerModule implements PurpurExtrasModule, Liste
         Entity damager = damageEvent.getDamager();
         if(!(damageEvent.getEntity() instanceof Tameable pet)) return;
         if(!pet.isTamed()) return;
-        Player owner = (Player) pet.getOwner();
+        if (!(pet.getOwner() instanceof Player owner)) return;
         if(damager instanceof Projectile projectile) {
             ProjectileSource shooter = projectile.getShooter();
             if (!(shooter instanceof Player playerShooter)) return;