fix(BossAttack/Bear): 调整追踪子弹的追踪速度参数

将追踪子弹的追踪速度参数从0.03降低到0.015，以平衡游戏难度

scripts/Contents/Bullets/BossAttack/Bear/ArrowSeven.gd

@@ -30,7 +30,7 @@ func ai():
 		if timeLived() < forwardTime + 2000:
 			speed = clamp((timeLived() - forwardTime) / 75, 0, 30)
 			if is_instance_valid(tracer):
-				PresetBulletAI.trace(self, tracer.position, 0.03)
+				PresetBulletAI.trace(self, tracer.position, 0.015)
 	else:
 		forwarded = true
 

scripts/Contents/Characters/Bear.gd

@@ -10,7 +10,7 @@ func register():
 	attackCooldownMap[1] = 10000
 	attackCooldownMap[2] = 8000
 	attackCooldownMap[3] = 13000
-	sprintMultiplier = 100
+	sprintMultiplier = 50
 func spawn():
 	texture.play("walk")
 func ai():