fix(武器): 调整武器数值和配置

- 将多个武器的升级时间系数从0.05降低到0.02
- 为VectorStar、MushroomPickaxe和PurpleCrystal添加或调整costBeachball值
- 修改MushroomPickaxe的needEnergy从1.0增加到2.0
- 更新紫水晶簇的伤害显示和价格

components/Weapons/PurpleCrystal.tscn

@@ -10,9 +10,7 @@ offset_bottom = 302.0
 script = ExtResource("2_0xgcv")
 avatarTexture = ExtResource("2_wgtcw")
 displayName = "紫水晶簇"
-storeType = {
-"atk": 1
-}
+costBeachball = 250
 descriptionTemplate = "撞击造成$atk点伤害。"
 cooldown = 200.0
 debugRebuild = true
@@ -24,10 +22,10 @@ stream = ExtResource("4_16daa")
 texture = ExtResource("2_wgtcw")
 
 [node name="beachball" parent="container/info/infos/beachballInfo" index="1"]
-text = "500"
+text = "250"
 
 [node name="name" parent="container/info" index="2"]
 displayName = "紫水晶簇"
 
 [node name="description" parent="container" index="2"]
-text = "[center]撞击造成[color=cyan]10[/color]点伤害。[/center]"
+text = "[center]撞击造成[color=cyan]10[/color]→[color=yellow]15[/color]点伤害。[/center]"