chore(game): 调整英雄前向锚点与每路前排容量参数

assets/script/game/hero/MoveComp.ts

@@ -48,7 +48,7 @@ interface MoveFacConfig {
 
 @ecs.register('MoveSystem')
 export class MoveSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate {
-    private readonly heroFrontAnchorX = -100;
+    private readonly heroFrontAnchorX = -200;
     private readonly monFrontAnchorX = 0;
     /** 常规同阵营横向最小间距（英雄） */
     private readonly heroAllySpacingX = 100;

assets/script/game/map/MissionHeroComp.ts

@@ -61,7 +61,7 @@ export class MissionHeroCompComp extends CCComp {
     /** 三路高度偏移（上路, 中路, 下路） */
     private static readonly HERO_LANE_Y_OFFSETS = [100, 0, -100]
     /** 每路前排容量 */
-    private static readonly HERO_LANE_CAP = 3
+    private static readonly HERO_LANE_CAP = 2
     /** 同路内 X 间距 */
     private static readonly HERO_GAP_X = 100