feat(武器): 调整HXD武器的攻击力和计数加成公式

将攻击力加成从2倍提升到3倍，同时将计数加成从3倍降低到2倍，以平衡武器性能

scripts/Contents/Weapons/HXD.gd

@@ -2,8 +2,8 @@
 extends Weapon
 
 func update(to: int, origin: Dictionary, _entity: EntityBase):
-    origin["atk"] += 2 * to * soulLevel
-    origin["count"] += 3 * (soulLevel - 1)
+    origin["atk"] += 3 * to * soulLevel
+    origin["count"] += 2 * (soulLevel - 1)
     return origin
 func attack(entity: EntityBase):
     for i in readStore("count"):