fix(config): adjust hero upgrade fragment costs

update the hero upgrade fragment requirements from tier 3 to 16,
rebalance the required fragments per hero upgrade level

assets/script/game/common/config/GameSet.ts

@@ -85,10 +85,20 @@ export enum FightSet {
  */
 export const HERO_UPGRADE_NEED_FRAGMENTS: Record<number, number> = {
     2: 10,
-    3: 20,
+    3: 30,
-    4: 40,
+    4: 50,
-    5: 80,
+    5: 70,
-    6: 160,
+    6: 90,
+    7: 110,
+    8: 130,
+    9: 150,
+    10: 170,
+    11: 190,
+    12: 210,
+    13: 230,
+    14: 250,
+    15: 270,
+    16: 290,
 };
 
 /**