fix HealthChange event name error

bot/event.go

@@ -8,7 +8,7 @@ type eventBroker struct {
 	GameStart    func() error
 	ChatMsg      func(msg chat.Message, pos byte) error
 	Disconnect   func(reason chat.Message) error
-	HealhtChange func() error
+	HealthChange func() error
 	Die          func() error
 	SoundPlay    func(name string, category int, x, y, z float64, volume, pitch float32) error
 }

bot/ingame.go

@@ -295,8 +295,8 @@ func handleUpdateHealthPacket(c *Client, p pk.Packet) (err error) {
 	c.Food = int32(Food)
 	c.FoodSaturation = float32(FoodSaturation)
 
-	if c.Events.HealhtChange != nil {
-		err = c.Events.HealhtChange()
+	if c.Events.HealthChange != nil {
+		err = c.Events.HealthChange()
 		if err != nil {
 			return
 		}