refactor(Bullets): 重构格挡子弹逻辑并提取特效创建方法

将ParrierBullet中的特效创建逻辑提取到ParryEffect和ParryEntityEffect类中
修改Volcano子弹的碰撞形状为矩形并更新相关特效调用
调整MuyangDog角色的默认武器为Volcano
统一多个子弹脚本中的函数调用空格格式

scripts/Contents/Bullets/HXD.gd

@@ -10,14 +10,14 @@ var delta = 0.01
 func spawn():
 	texture.play(str(randi_range(0, 2)))
 func ai():
-	PresetBulletAI.forward(self, rotation)
+	PresetBulletAI.forward(self , rotation)
 func succeedToHit(_dmg: float, entity: EntityBase):
 	if entity.isBoss:
 		launcher.fields[FieldStore.Entity.DAMAGE_MULTIPILER] *= 1 + delta
 		addTimes += 1
 	if is_instance_valid(lastHit):
 		if lastHit.get_class() == entity.get_class():
-			entity.bulletHit(self, true)
+			entity.bulletHit(self , true)
 	lastHit = entity
 	if bouncedTime < maxBouncedTime:
 		var newEntity = EntityTool.findClosetEntity(position, get_tree(), !launcher.isPlayer(), launcher.isPlayer(), [entity])