feat(子弹): 为扫帚炮添加追踪开关并调整相关参数

- 在BroomGun中添加canTrace导出变量控制追踪功能
- 调整Broom子弹的碰撞体大小和位置
- 修改EnergyBlock中Broom子弹的速度倍率从2改为3
- 在BroomGun动画中添加canTrace状态控制

components/Bullets/BroomGun.tscn

@@ -56,6 +56,18 @@ tracks/3/keys = {
 "update": 1,
 "values": [true]
 }
+tracks/4/type = "value"
+tracks/4/imported = false
+tracks/4/enabled = true
+tracks/4/path = NodePath("%texture/..:canTrace")
+tracks/4/interp = 1
+tracks/4/loop_wrap = true
+tracks/4/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 1,
+"values": [true]
+}
 
 [sub_resource type="Animation" id="Animation_uv0o1"]
 resource_name = "destroy"
@@ -169,6 +181,18 @@ tracks/6/keys = {
 "update": 1,
 "values": [true, false, true]
 }
+tracks/7/type = "value"
+tracks/7/imported = false
+tracks/7/enabled = true
+tracks/7/path = NodePath("%texture/..:canTrace")
+tracks/7/interp = 1
+tracks/7/loop_wrap = true
+tracks/7/keys = {
+"times": PackedFloat32Array(0, 1),
+"transitions": PackedFloat32Array(1, 1),
+"update": 1,
+"values": [true, false]
+}
 
 [sub_resource type="AnimationLibrary" id="AnimationLibrary_jn776"]
 _data = {
@@ -198,6 +222,7 @@ size = Vector2(1968, 44)
 
 [node name="BroomGun" unique_id=5571707 instance=ExtResource("1_7ykg5")]
 script = ExtResource("2_jn776")
+canTrace = true
 displayName = "扫帚炮"
 baseDamage = 5.0
 motionType = 2