fix: 调整ChainGun攻击力计算和彩虹糖属性值

将ChainGun的攻击力加成从2倍降低为1倍，同时调整彩虹糖的fieldValues数组中的两个数值

components/Feeds/RainbowCandy.tscn

@@ -9,7 +9,7 @@ displayName = "彩虹糖"
 quality = 3
 topic = 4
 fields = Array[int]([1, 5, 6, 13, 7, 3])
-fieldValues = Array[float]([0.3, 0.35, 0.1, 2.0, 15.0, -0.6])
+fieldValues = Array[float]([0.3, 0.35, 0.1, 2.0, 30.0, -0.8])
 costs = Array[int]([0, 3])
 costCounts = Array[int]([700, 100])
 

scripts/Contents/Weapons/ChainGun.gd

@@ -2,7 +2,7 @@
 extends Weapon
 
 func update(to, origin, _entity):
-	origin["atk"] += 2 * to * soulLevel
+	origin["atk"] += 1 * to * soulLevel
 	origin["count"] = 1 * soulLevel
 	origin["split"] /= 1 + 0.005 * to * soulLevel
 	return origin