Bug: State被Freeze后无法进行更新

[luhc228]

Question Desc

在 codesandbox(link: https://codesandbox.io/s/determined-kepler-khu47?file=/src/models/todos.ts) 中修改 store 中的代码后，会出现下面的报错

@ice/store version: 1.3.3

Link to code example: codesanbox link: https://codesandbox.io/s/determined-kepler-khu47?file=/src/models/todos.ts

The expected behavior

修改代码后不报错

[alvinhui]

看起来是 Hot Reload 下的问题。