[Bug]: flutter_boost 用 xcode26 debug 环境在 iOS26 上运行崩溃 bug

### 请描述遇到的问题，以及您所期望的正确的结果

### 请说明如何操作会遇到上述问题

程序启动就会崩溃

### 在下面填入关键复现代码

```
```

### 复现的平台

Both

### Flutter SDK版本

3.10.3

### FlutterBoost版本

4.3.3

### 是否延迟初始化FlutterBoost

No

### 解决方案

Start by reproducing the startup crash with Flutter SDK 3.10.3 and FlutterBoost 4.3.3 on iOS 26 using Xcode 26, and inspect the attached crash evidence. Compare behavior with and without delayed FlutterBoost initialization; done means the application launches successfully in the reported debug environment.

Written by the indexing model from the issue text.